Sidi T-5 Air Triathlon ShoesFrom swim to bike and then bike to run, the Sidi T-5 Air Triathlon Shoes allow lightning-quick transitions. When you're on the bike they're rapid too, delivering superb power transfer to get you up to, and holding, speed with ruthless efficiency. A great Triathlon specific cycling shoe must be quick to get into and deliver comfort and outstanding pedalling efficiency for both short course events right through to Ironman biking distances. The T-5 Air Road Shoes tick those boxes with ease. Immediate comfort comes by the way of the advanced and eco-friendly upper material - 'Politex'. This material gives you a supple and comfortable fit and, thanks to its unique construction, is highly resistant to ripping, abrasions, stretching and fading. It's the perfect choice to keep the shoes in perfect condition for all your training and triathlon racing needs.For lightning-quick transitions, the T-5s feature a wide foot opening that's quickly adjusted to your preference via the dual strap system. The heel loop makes it impressively easy to get your foot in place too, even on the go, letting you get a jump on your competitors. With the Sidi heel cup, you'll also enjoy a solid and stable pedalling platform with your foot held in just the right position even during longer events. 12 Carbon Composite SoleOnce you're on the bike, the 12 Carbon Composite Sole provides instantaneous power transfer, getting you up to speed with optimal efficiency. The blend of nylon and carbon fibre gives a sole that is both rigid and lightweight letting you maintain your speed without power loss. The carbon fibres also ensure the stiffness rating won't degrade over time or be affected by heat or humidity. A performance sole unit engineered to last and last. Cleat GuidanceThese Tri Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time Impact.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitDual-strap adjustment12 Carbon Composite soleSidi Heel CupReplaceable heel padPull tab on heelUpper: Politex eco-friendly3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi T-5 Air Triathlon ShoesFrom swim to bike and then bike to run, the Sidi T-5 Air Triathlon Shoes allow lightning-quick transitions. When you're on the bike they're rapid too, delivering superb power transfer to get you up to, and holding, speed with ruthless efficiency. A great Triathlon specific cycling shoe must be quick to get into and deliver comfort and outstanding pedalling efficiency for both short course events right through to Ironman biking distances. The T-5 Air Road Shoes tick those boxes with ease. Immediate comfort comes by the way of the advanced and eco-friendly upper material - 'Politex'. This material gives you a supple and comfortable fit and, thanks to its unique construction, is highly resistant to ripping, abrasions, stretching and fading. It's the perfect choice to keep the shoes in perfect condition for all your training and triathlon racing needs.For lightning-quick transitions, the T-5s feature a wide foot opening that's quickly adjusted to your preference via the dual strap system. The heel loop makes it impressively easy to get your foot in place too, even on the go, letting you get a jump on your competitors. With the Sidi heel cup, you'll also enjoy a solid and stable pedalling platform with your foot held in just the right position even during longer events. 12 Carbon Composite SoleOnce you're on the bike, the 12 Carbon Composite Sole provides instantaneous power transfer, getting you up to speed with optimal efficiency. The blend of nylon and carbon fibre gives a sole that is both rigid and lightweight letting you maintain your speed without power loss. The carbon fibres also ensure the stiffness rating won't degrade over time or be affected by heat or humidity. A performance sole unit engineered to last and last. Cleat GuidanceThese Tri Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time Impact.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitDual-strap adjustment12 Carbon Composite soleSidi Heel CupReplaceable heel padPull tab on heelUpper: Politex eco-friendly3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi T-5 Air Triathlon ShoesFrom swim to bike and then bike to run, the Sidi T-5 Air Triathlon Shoes allow lightning-quick transitions. When you're on the bike they're rapid too, delivering superb power transfer to get you up to, and holding, speed with ruthless efficiency. A great Triathlon specific cycling shoe must be quick to get into and deliver comfort and outstanding pedalling efficiency for both short course events right through to Ironman biking distances. The T-5 Air Road Shoes tick those boxes with ease. Immediate comfort comes by the way of the advanced and eco-friendly upper material - 'Politex'. This material gives you a supple and comfortable fit and, thanks to its unique construction, is highly resistant to ripping, abrasions, stretching and fading. It's the perfect choice to keep the shoes in perfect condition for all your training and triathlon racing needs.For lightning-quick transitions, the T-5s feature a wide foot opening that's quickly adjusted to your preference via the dual strap system. The heel loop makes it impressively easy to get your foot in place too, even on the go, letting you get a jump on your competitors. With the Sidi heel cup, you'll also enjoy a solid and stable pedalling platform with your foot held in just the right position even during longer events. 12 Carbon Composite SoleOnce you're on the bike, the 12 Carbon Composite Sole provides instantaneous power transfer, getting you up to speed with optimal efficiency. The blend of nylon and carbon fibre gives a sole that is both rigid and lightweight letting you maintain your speed without power loss. The carbon fibres also ensure the stiffness rating won't degrade over time or be affected by heat or humidity. A performance sole unit engineered to last and last. Cleat GuidanceThese Tri Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time Impact.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitDual-strap adjustment12 Carbon Composite soleSidi Heel CupReplaceable heel padPull tab on heelUpper: Politex eco-friendly3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi T-5 Air Triathlon ShoesFrom swim to bike and then bike to run, the Sidi T-5 Air Triathlon Shoes allow lightning-quick transitions. When you're on the bike they're rapid too, delivering superb power transfer to get you up to, and holding, speed with ruthless efficiency. A great Triathlon specific cycling shoe must be quick to get into and deliver comfort and outstanding pedalling efficiency for both short course events right through to Ironman biking distances. The T-5 Air Road Shoes tick those boxes with ease. Immediate comfort comes by the way of the advanced and eco-friendly upper material - 'Politex'. This material gives you a supple and comfortable fit and, thanks to its unique construction, is highly resistant to ripping, abrasions, stretching and fading. It's the perfect choice to keep the shoes in perfect condition for all your training and triathlon racing needs.For lightning-quick transitions, the T-5s feature a wide foot opening that's quickly adjusted to your preference via the dual strap system. The heel loop makes it impressively easy to get your foot in place too, even on the go, letting you get a jump on your competitors. With the Sidi heel cup, you'll also enjoy a solid and stable pedalling platform with your foot held in just the right position even during longer events. 12 Carbon Composite SoleOnce you're on the bike, the 12 Carbon Composite Sole provides instantaneous power transfer, getting you up to speed with optimal efficiency. The blend of nylon and carbon fibre gives a sole that is both rigid and lightweight letting you maintain your speed without power loss. The carbon fibres also ensure the stiffness rating won't degrade over time or be affected by heat or humidity. A performance sole unit engineered to last and last. Cleat GuidanceThese Tri Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time Impact.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitDual-strap adjustment12 Carbon Composite soleSidi Heel CupReplaceable heel padPull tab on heelUpper: Politex eco-friendly3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi T-5 Air Triathlon ShoesFrom swim to bike and then bike to run, the Sidi T-5 Air Triathlon Shoes allow lightning-quick transitions. When you're on the bike they're rapid too, delivering superb power transfer to get you up to, and holding, speed with ruthless efficiency. A great Triathlon specific cycling shoe must be quick to get into and deliver comfort and outstanding pedalling efficiency for both short course events right through to Ironman biking distances. The T-5 Air Road Shoes tick those boxes with ease. Immediate comfort comes by the way of the advanced and eco-friendly upper material - 'Politex'. This material gives you a supple and comfortable fit and, thanks to its unique construction, is highly resistant to ripping, abrasions, stretching and fading. It's the perfect choice to keep the shoes in perfect condition for all your training and triathlon racing needs.For lightning-quick transitions, the T-5s feature a wide foot opening that's quickly adjusted to your preference via the dual strap system. The heel loop makes it impressively easy to get your foot in place too, even on the go, letting you get a jump on your competitors. With the Sidi heel cup, you'll also enjoy a solid and stable pedalling platform with your foot held in just the right position even during longer events. 12 Carbon Composite SoleOnce you're on the bike, the 12 Carbon Composite Sole provides instantaneous power transfer, getting you up to speed with optimal efficiency. The blend of nylon and carbon fibre gives a sole that is both rigid and lightweight letting you maintain your speed without power loss. The carbon fibres also ensure the stiffness rating won't degrade over time or be affected by heat or humidity. A performance sole unit engineered to last and last. Cleat GuidanceThese Tri Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time Impact.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitDual-strap adjustment12 Carbon Composite soleSidi Heel CupReplaceable heel padPull tab on heelUpper: Politex eco-friendly3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi T-5 Air Triathlon ShoesFrom swim to bike and then bike to run, the Sidi T-5 Air Triathlon Shoes allow lightning-quick transitions. When you're on the bike they're rapid too, delivering superb power transfer to get you up to, and holding, speed with ruthless efficiency. A great Triathlon specific cycling shoe must be quick to get into and deliver comfort and outstanding pedalling efficiency for both short course events right through to Ironman biking distances. The T-5 Air Road Shoes tick those boxes with ease. Immediate comfort comes by the way of the advanced and eco-friendly upper material - 'Politex'. This material gives you a supple and comfortable fit and, thanks to its unique construction, is highly resistant to ripping, abrasions, stretching and fading. It's the perfect choice to keep the shoes in perfect condition for all your training and triathlon racing needs.For lightning-quick transitions, the T-5s feature a wide foot opening that's quickly adjusted to your preference via the dual strap system. The heel loop makes it impressively easy to get your foot in place too, even on the go, letting you get a jump on your competitors. With the Sidi heel cup, you'll also enjoy a solid and stable pedalling platform with your foot held in just the right position even during longer events. 12 Carbon Composite SoleOnce you're on the bike, the 12 Carbon Composite Sole provides instantaneous power transfer, getting you up to speed with optimal efficiency. The blend of nylon and carbon fibre gives a sole that is both rigid and lightweight letting you maintain your speed without power loss. The carbon fibres also ensure the stiffness rating won't degrade over time or be affected by heat or humidity. A performance sole unit engineered to last and last. Cleat GuidanceThese Tri Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time Impact.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitDual-strap adjustment12 Carbon Composite soleSidi Heel CupReplaceable heel padPull tab on heelUpper: Politex eco-friendly3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi T-5 Air Triathlon ShoesFrom swim to bike and then bike to run, the Sidi T-5 Air Triathlon Shoes allow lightning-quick transitions. When you're on the bike they're rapid too, delivering superb power transfer to get you up to, and holding, speed with ruthless efficiency. A great Triathlon specific cycling shoe must be quick to get into and deliver comfort and outstanding pedalling efficiency for both short course events right through to Ironman biking distances. The T-5 Air Road Shoes tick those boxes with ease. Immediate comfort comes by the way of the advanced and eco-friendly upper material - 'Politex'. This material gives you a supple and comfortable fit and, thanks to its unique construction, is highly resistant to ripping, abrasions, stretching and fading. It's the perfect choice to keep the shoes in perfect condition for all your training and triathlon racing needs.For lightning-quick transitions, the T-5s feature a wide foot opening that's quickly adjusted to your preference via the dual strap system. The heel loop makes it impressively easy to get your foot in place too, even on the go, letting you get a jump on your competitors. With the Sidi heel cup, you'll also enjoy a solid and stable pedalling platform with your foot held in just the right position even during longer events. 12 Carbon Composite SoleOnce you're on the bike, the 12 Carbon Composite Sole provides instantaneous power transfer, getting you up to speed with optimal efficiency. The blend of nylon and carbon fibre gives a sole that is both rigid and lightweight letting you maintain your speed without power loss. The carbon fibres also ensure the stiffness rating won't degrade over time or be affected by heat or humidity. A performance sole unit engineered to last and last. Cleat GuidanceThese Tri Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time Impact.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitDual-strap adjustment12 Carbon Composite soleSidi Heel CupReplaceable heel padPull tab on heelUpper: Politex eco-friendly3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi T-5 Air Triathlon ShoesFrom swim to bike and then bike to run, the Sidi T-5 Air Triathlon Shoes allow lightning-quick transitions. When you're on the bike they're rapid too, delivering superb power transfer to get you up to, and holding, speed with ruthless efficiency. A great Triathlon specific cycling shoe must be quick to get into and deliver comfort and outstanding pedalling efficiency for both short course events right through to Ironman biking distances. The T-5 Air Road Shoes tick those boxes with ease. Immediate comfort comes by the way of the advanced and eco-friendly upper material - 'Politex'. This material gives you a supple and comfortable fit and, thanks to its unique construction, is highly resistant to ripping, abrasions, stretching and fading. It's the perfect choice to keep the shoes in perfect condition for all your training and triathlon racing needs.For lightning-quick transitions, the T-5s feature a wide foot opening that's quickly adjusted to your preference via the dual strap system. The heel loop makes it impressively easy to get your foot in place too, even on the go, letting you get a jump on your competitors. With the Sidi heel cup, you'll also enjoy a solid and stable pedalling platform with your foot held in just the right position even during longer events. 12 Carbon Composite SoleOnce you're on the bike, the 12 Carbon Composite Sole provides instantaneous power transfer, getting you up to speed with optimal efficiency. The blend of nylon and carbon fibre gives a sole that is both rigid and lightweight letting you maintain your speed without power loss. The carbon fibres also ensure the stiffness rating won't degrade over time or be affected by heat or humidity. A performance sole unit engineered to last and last. Cleat GuidanceThese Tri Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time Impact.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitDual-strap adjustment12 Carbon Composite soleSidi Heel CupReplaceable heel padPull tab on heelUpper: Politex eco-friendly3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi Women's T-5 Air Triathlon ShoesPush your triathlon performance to new heights with the help of the Sidi Women's T-5 Air Triathlon Shoes. The stiff sole makes for super-efficient power transfer, while wide opening and straps make for super-rapid transitions. A great Triathlon specific cycling shoe must be quick to get into and deliver comfort and outstanding pedalling efficiency for both short course events right through to Ironman biking distances. The Women's T-5 Air Triathlon Shoes deliver exactly that. Immediate comfort comes by the way of the advanced and eco-friendly upper material - 'Politex'. This material gives you a supple and comfortable fit and, thanks to its unique construction, is highly resistant to ripping, abrasions, stretching and fading. It's the perfect choice to keep the shoes in perfect condition for all your training and triathlon racing needs.For lightning-quick transitions, the Women's T-5s feature a wide foot opening that's quickly adjusted to your preference via the dual strap system. The heel loop makes it impressively easy to get your foot in place too, even on the go, letting you get a jump on your competitors. With the Sidi heel cup, you'll also enjoy a solid and stable pedalling platform with your foot held in just the right position even during longer events.12 Carbon Composite SoleOnce you're on the bike, the 12 Carbon Composite Sole provides instantaneous power transfer, getting you up to speed with optimal efficiency. The blend of nylon and carbon fibre gives a sole that is both rigid and lightweight letting you maintain your speed without power loss. The carbon fibres also ensure the stiffness rating won't degrade over time or be affected by heat or humidity. A performance sole unit engineered to last and last.Cleat GuidanceThese Tri Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time Impact.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitDual-strap adjustment12 Carbon Composite soleSidi Heel CupReplaceable heel padPull tab on heelUpper: Politex eco-friendly3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi T-5 Air Triathlon ShoesFrom swim to bike and then bike to run, the Sidi T-5 Air Triathlon Shoes allow lightning-quick transitions. When you're on the bike they're rapid too, delivering superb power transfer to get you up to, and holding, speed with ruthless efficiency. A great Triathlon specific cycling shoe must be quick to get into and deliver comfort and outstanding pedalling efficiency for both short course events right through to Ironman biking distances. The T-5 Air Road Shoes tick those boxes with ease. Immediate comfort comes by the way of the advanced and eco-friendly upper material - 'Politex'. This material gives you a supple and comfortable fit and, thanks to its unique construction, is highly resistant to ripping, abrasions, stretching and fading. It's the perfect choice to keep the shoes in perfect condition for all your training and triathlon racing needs.For lightning-quick transitions, the T-5s feature a wide foot opening that's quickly adjusted to your preference via the dual strap system. The heel loop makes it impressively easy to get your foot in place too, even on the go, letting you get a jump on your competitors. With the Sidi heel cup, you'll also enjoy a solid and stable pedalling platform with your foot held in just the right position even during longer events. 12 Carbon Composite SoleOnce you're on the bike, the 12 Carbon Composite Sole provides instantaneous power transfer, getting you up to speed with optimal efficiency. The blend of nylon and carbon fibre gives a sole that is both rigid and lightweight letting you maintain your speed without power loss. The carbon fibres also ensure the stiffness rating won't degrade over time or be affected by heat or humidity. A performance sole unit engineered to last and last. Cleat GuidanceThese Tri Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time Impact.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitDual-strap adjustment12 Carbon Composite soleSidi Heel CupReplaceable heel padPull tab on heelUpper: Politex eco-friendly3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi Tri-Sixty Cycling ShoesThe Sidi Tri-Sixty Cycling Shoes are a high-performance triathlon shoe made with a highly breathable upper matched to a stiff carbon sole and featuring the easy adjustment of the Tecno-4 dial system. Pull on the Tri-Sixty Cycling Shoes and you'll have the immediate comfort of Sidi's TechPro Microfibre upper. An eco-friendly leatherette it provides a supple fit but with excellent durability and support to meet the demands of hard pedalling. You'll also benefit from copious vent holes and mesh zones, boosting breathability and ventilation, letting your feet dry off quickly after the swim and adding comfort as you get stuck into your bike leg. An anti-mould treatment also helps fight the build-up of bacteria, leaving your feet fresh, kilometre after kilometre.C-Boost SRS Carbon SoleWhen you're on the bike leg it's the C-Boost SRS Carbon Sole that will get you up to speed with optimal efficiency. Designed to deliver uncompromising performance, this carbon sole has a carefully engineered shape and a carbon lay-up that delivers direct power transfer, leading to lightning-quick acceleration and rival-dropping pedal strokes.Cleat extension has been increased ± 5 mm to allow for more cleat adjustment while the millimetre scale allows you to get the right position every time you replace your cleats. SRS (Sole Replacement System)The SRS sole features replaceable inserts in Nylon and TPU. These inserts provide protection for the carbon sole in the areas most prone to wear and damage and boost durability and grip when you're walking. Ventilation holes are fully integrated too, ensuring excellent air circulation during every pedal stroke. Tecno-4 closure systemThe Tecno-4 dial adjustment offers a superbly precise adjustment of the fit, even on the go. Smooth running wire laces pull evenly to apply just the right amount of pressure. The release of the tension has been improved for faster closure and release too. Like all Sidi shoes, this new Tecno-4 is replaceable, allowing your shoes to last and last.Cleat GuidanceThese Triathlon Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time ImpactFeatures:Microfibre techpro and mesh upperTecno 4 dial adjustmentIntegrated heel cupC-BOOST SRS carbon fibre soleReplaceable sole insertsIncreased cleat adjustment +- 5mm extraComfort fit insolePull tab on the heel3-bolt cleat compatible (Cleats not supplied)Buy Sidi Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi Tri-Sixty Cycling ShoesThe Sidi Tri-Sixty Cycling Shoes are a high-performance triathlon shoe made with a highly breathable upper matched to a stiff carbon sole and featuring the easy adjustment of the Tecno-4 dial system. Pull on the Tri-Sixty Cycling Shoes and you'll have the immediate comfort of Sidi's TechPro Microfibre upper. An eco-friendly leatherette it provides a supple fit but with excellent durability and support to meet the demands of hard pedalling. You'll also benefit from copious vent holes and mesh zones, boosting breathability and ventilation, letting your feet dry off quickly after the swim and adding comfort as you get stuck into your bike leg. An anti-mould treatment also helps fight the build-up of bacteria, leaving your feet fresh, kilometre after kilometre.C-Boost SRS Carbon SoleWhen you're on the bike leg it's the C-Boost SRS Carbon Sole that will get you up to speed with optimal efficiency. Designed to deliver uncompromising performance, this carbon sole has a carefully engineered shape and a carbon lay-up that delivers direct power transfer, leading to lightning-quick acceleration and rival-dropping pedal strokes.Cleat extension has been increased ± 5 mm to allow for more cleat adjustment while the millimetre scale allows you to get the right position every time you replace your cleats. SRS (Sole Replacement System)The SRS sole features replaceable inserts in Nylon and TPU. These inserts provide protection for the carbon sole in the areas most prone to wear and damage and boost durability and grip when you're walking. Ventilation holes are fully integrated too, ensuring excellent air circulation during every pedal stroke. Tecno-4 closure systemThe Tecno-4 dial adjustment offers a superbly precise adjustment of the fit, even on the go. Smooth running wire laces pull evenly to apply just the right amount of pressure. The release of the tension has been improved for faster closure and release too. Like all Sidi shoes, this new Tecno-4 is replaceable, allowing your shoes to last and last.Cleat GuidanceThese Triathlon Shoes are compatible with road bike pedal systems that use cleats with 3-bolt standards, such as: Look Delta and Keo, Shimano SPD-SL, Speedplay Light Action, Zero, X-Series (via 3-hole adapter plate), Campagnolo Pro-Fit, Mavic Zxellium, Time Iclic/Xpresso and Time ImpactFeatures:Microfibre techpro and mesh upperTecno 4 dial adjustmentIntegrated heel cupC-BOOST SRS carbon fibre soleReplaceable sole insertsIncreased cleat adjustment +- 5mm extraComfort fit insolePull tab on the heel3-bolt cleat compatible (Cleats not supplied)Buy Sidi Footwear from Chain Reaction Cycles, the World's Largest Online Bike Store.