Sidi Genius 10 Road ShoesBring the brilliance of Sidi to your bike rides with the Genius 10 Road Shoes. From committed bike racer to keen club rider to speedy sportive rider, they give you all the comfort and immediate power transfer you could ever need. The Genius 10 Road Shoes don't cut corners when it comes to getting power to the pedals with brutal efficiency, made possible via the carbon composite sole unit. And not just that, they're incredibly comfortable too with a sleek upper and precise fit.A snug fit is provided by the technical MicroTech upper. This advanced material is flexible to provide a moulded fit for instant comfort from the box while also being remarkably tough. It's ideal to withstand the rigours of daily training of the aspiring racer and keen sportive rider. It's also water repellent, brushing off road spray and damp riding conditions if the weather turns against you. It is also eco-friendly. Meanwhile, to the heel, the reinforced heel cup gives a secure fit for optimal stability when you're driving power through your pedals. This supple upper is closed via the Soft Instep Closure 4 system and Techno 3 dial systems. A wide EVA thermo-formed padded strap spreads pressure evenly across the upper foot, and with adjustment both side, a firm and comfortable fit are easy to tune in. To the midfoot the second Techno 3 dial takes care of securing your foot perfectly in place for outstanding comfort with no fuss. Carbon Composite 20 SoleBalancing stiffness for pedalling efficiency and dialled flex for long-ride comfort, the Carbon Composite 20 Sole is ideal for the aspiring racer and speedy sportive and Gran Fondo rider. Nylon is injected with carbon fibre to ensure rigidity while weight is kept to a minimum. The carbon fibres also ensure there's no degradation to the stiffness rating over time - these high-performance road shoes are built to last. That long-term durability is also evident in the replaceable heel-cup - once it's worn out it's simple to replace, thus prolonging your shoe's lifespan.Cleat GuidanceThese Road 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 fitSoft Instep Closure 4Tecno 3 dial adjustersCarbon Composite 20 SoleSidi Heel CupReplaceable heel padUpper: Microfibre water-repellent3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi Eagle 10 MTB ShoesThe Sidi Eagle 10 MTB Shoes deliver premium performance for mountain biking and off-road riding, whether that's between the tape at a race or on a big-mountain adventure. With their stiff sole unit and twin dial adjustment, comfort and direct power transfer are a given but you'll also enjoy legendary Sidi durability. A snug and comfortable fit are provided by the technical MicroTech upper. This advanced material is flexible to provide a moulded fit for instant comfort from the box while also being remarkably tough. It's also water repellent, brushing off muddy puddles and damp riding conditions if the weather turns against you. It is also eco-friendly. Meanwhile, to the heel, the reinforced heel cup gives a secure fit for optimal stability when you're driving power through your pedals. This supple upper is closed via the Soft Instep Closure 4 system and Techno 3 dial systems. A wide EVA thermo-formed padded strap spreads pressure evenly across the upper foot, and with adjustment both side, a firm and comfortable fit are easy to tune in. To the midfoot the second Techno 3 dial takes care of securing your foot perfectly in place for outstanding comfort with no fuss. RS17 MTB SoleThe RS17 MTB Sole gives a stiff and stable pedalling platform through which you'll enjoy smooth and effortless power transfer as you speed along the trail. A dialled in amount of flex also make them comfortable over rougher terrain while also making walking easy too. If you are off the bike then the MTB specific tread provides sure-footed traction even on the muddiest of ground. Toe studs can also be added to boost grip and the replaceable toe tread gives the shoes increased lifespan. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitSoft Instep Closure 4Tecno 3 dial adjustersRS17 MTB SoleSidi Heel CupReplaceable toe padUpper: Microfibre water-repellent2-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi Eagle 10 MTB ShoesThe Sidi Eagle 10 MTB Shoes deliver premium performance for mountain biking and off-road riding, whether that's between the tape at a race or on a big-mountain adventure. With their stiff sole unit and twin dial adjustment, comfort and direct power transfer are a given but you'll also enjoy legendary Sidi durability. A snug and comfortable fit are provided by the technical MicroTech upper. This advanced material is flexible to provide a moulded fit for instant comfort from the box while also being remarkably tough. It's also water repellent, brushing off muddy puddles and damp riding conditions if the weather turns against you. It is also eco-friendly. Meanwhile, to the heel, the reinforced heel cup gives a secure fit for optimal stability when you're driving power through your pedals. This supple upper is closed via the Soft Instep Closure 4 system and Techno 3 dial systems. A wide EVA thermo-formed padded strap spreads pressure evenly across the upper foot, and with adjustment both side, a firm and comfortable fit are easy to tune in. To the midfoot the second Techno 3 dial takes care of securing your foot perfectly in place for outstanding comfort with no fuss. RS17 MTB SoleThe RS17 MTB Sole gives a stiff and stable pedalling platform through which you'll enjoy smooth and effortless power transfer as you speed along the trail. A dialled in amount of flex also make them comfortable over rougher terrain while also making walking easy too. If you are off the bike then the MTB specific tread provides sure-footed traction even on the muddiest of ground. Toe studs can also be added to boost grip and the replaceable toe tread gives the shoes increased lifespan. Cleat GuidanceThese shoes are compatible with MTB pedal systems, which use the 2-bolt cleat standard (SPD standard), e.g.: Shimano SPD, Time ATAC, CrankBrothers, CrankBrothers Race, Look MTB, Xtreme MTB, Wellgo MTB, Ritchey MTB.Features:Please Note: Sidi recommend purchasing one whole size up from your usual fitSoft Instep Closure 4Tecno 3 dial adjustersRS17 MTB SoleSidi Heel CupReplaceable toe padUpper: Microfibre water-repellent2-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi Genius 10 Road ShoesBring the brilliance of Sidi to your bike rides with the Genius 10 Road Shoes. From committed bike racer to keen club rider to speedy sportive rider, they give you all the comfort and immediate power transfer you could ever need. The Genius 10 Road Shoes don't cut corners when it comes to getting power to the pedals with brutal efficiency, made possible via the carbon composite sole unit. And not just that, they're incredibly comfortable too with a sleek upper and precise fit.A snug fit is provided by the technical MicroTech upper. This advanced material is flexible to provide a moulded fit for instant comfort from the box while also being remarkably tough. It's ideal to withstand the rigours of daily training of the aspiring racer and keen sportive rider. It's also water repellent, brushing off road spray and damp riding conditions if the weather turns against you. It is also eco-friendly. Meanwhile, to the heel, the reinforced heel cup gives a secure fit for optimal stability when you're driving power through your pedals. This supple upper is closed via the Soft Instep Closure 4 system and Techno 3 dial systems. A wide EVA thermo-formed padded strap spreads pressure evenly across the upper foot, and with adjustment both side, a firm and comfortable fit are easy to tune in. To the midfoot the second Techno 3 dial takes care of securing your foot perfectly in place for outstanding comfort with no fuss. Carbon Composite 20 SoleBalancing stiffness for pedalling efficiency and dialled flex for long-ride comfort, the Carbon Composite 20 Sole is ideal for the aspiring racer and speedy sportive and Gran Fondo rider. Nylon is injected with carbon fibre to ensure rigidity while weight is kept to a minimum. The carbon fibres also ensure there's no degradation to the stiffness rating over time - these high-performance road shoes are built to last. That long-term durability is also evident in the replaceable heel-cup - once it's worn out it's simple to replace, thus prolonging your shoe's lifespan.Cleat GuidanceThese Road 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 fitSoft Instep Closure 4Tecno 3 dial adjustersCarbon Composite 20 SoleSidi Heel CupReplaceable heel padUpper: Microfibre water-repellent3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi Genius 10 Road ShoesBring the brilliance of Sidi to your bike rides with the Genius 10 Road Shoes. From committed bike racer to keen club rider to speedy sportive rider, they give you all the comfort and immediate power transfer you could ever need. The Genius 10 Road Shoes don't cut corners when it comes to getting power to the pedals with brutal efficiency, made possible via the carbon composite sole unit. And not just that, they're incredibly comfortable too with a sleek upper and precise fit.A snug fit is provided by the technical MicroTech upper. This advanced material is flexible to provide a moulded fit for instant comfort from the box while also being remarkably tough. It's ideal to withstand the rigours of daily training of the aspiring racer and keen sportive rider. It's also water repellent, brushing off road spray and damp riding conditions if the weather turns against you. It is also eco-friendly. Meanwhile, to the heel, the reinforced heel cup gives a secure fit for optimal stability when you're driving power through your pedals. This supple upper is closed via the Soft Instep Closure 4 system and Techno 3 dial systems. A wide EVA thermo-formed padded strap spreads pressure evenly across the upper foot, and with adjustment both side, a firm and comfortable fit are easy to tune in. To the midfoot the second Techno 3 dial takes care of securing your foot perfectly in place for outstanding comfort with no fuss. Carbon Composite 20 SoleBalancing stiffness for pedalling efficiency and dialled flex for long-ride comfort, the Carbon Composite 20 Sole is ideal for the aspiring racer and speedy sportive and Gran Fondo rider. Nylon is injected with carbon fibre to ensure rigidity while weight is kept to a minimum. The carbon fibres also ensure there's no degradation to the stiffness rating over time - these high-performance road shoes are built to last. That long-term durability is also evident in the replaceable heel-cup - once it's worn out it's simple to replace, thus prolonging your shoe's lifespan.Cleat GuidanceThese Road 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 fitSoft Instep Closure 4Tecno 3 dial adjustersCarbon Composite 20 SoleSidi Heel CupReplaceable heel padUpper: Microfibre water-repellent3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi Genius 10 Road ShoesBring the brilliance of Sidi to your bike rides with the Genius 10 Road Shoes. From committed bike racer to keen club rider to speedy sportive rider, they give you all the comfort and immediate power transfer you could ever need. The Genius 10 Road Shoes don't cut corners when it comes to getting power to the pedals with brutal efficiency, made possible via the carbon composite sole unit. And not just that, they're incredibly comfortable too with a sleek upper and precise fit.A snug fit is provided by the technical MicroTech upper. This advanced material is flexible to provide a moulded fit for instant comfort from the box while also being remarkably tough. It's ideal to withstand the rigours of daily training of the aspiring racer and keen sportive rider. It's also water repellent, brushing off road spray and damp riding conditions if the weather turns against you. It is also eco-friendly. Meanwhile, to the heel, the reinforced heel cup gives a secure fit for optimal stability when you're driving power through your pedals. This supple upper is closed via the Soft Instep Closure 4 system and Techno 3 dial systems. A wide EVA thermo-formed padded strap spreads pressure evenly across the upper foot, and with adjustment both side, a firm and comfortable fit are easy to tune in. To the midfoot the second Techno 3 dial takes care of securing your foot perfectly in place for outstanding comfort with no fuss. Carbon Composite 20 SoleBalancing stiffness for pedalling efficiency and dialled flex for long-ride comfort, the Carbon Composite 20 Sole is ideal for the aspiring racer and speedy sportive and Gran Fondo rider. Nylon is injected with carbon fibre to ensure rigidity while weight is kept to a minimum. The carbon fibres also ensure there's no degradation to the stiffness rating over time - these high-performance road shoes are built to last. That long-term durability is also evident in the replaceable heel-cup - once it's worn out it's simple to replace, thus prolonging your shoe's lifespan.Cleat GuidanceThese Road 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 fitSoft Instep Closure 4Tecno 3 dial adjustersCarbon Composite 20 SoleSidi Heel CupReplaceable heel padUpper: Microfibre water-repellent3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi Genius 10 Road ShoesBring the brilliance of Sidi to your bike rides with the Genius 10 Road Shoes. From committed bike racer to keen club rider to speedy sportive rider, they give you all the comfort and immediate power transfer you could ever need. The Genius 10 Road Shoes don't cut corners when it comes to getting power to the pedals with brutal efficiency, made possible via the carbon composite sole unit. And not just that, they're incredibly comfortable too with a sleek upper and precise fit.A snug fit is provided by the technical MicroTech upper. This advanced material is flexible to provide a moulded fit for instant comfort from the box while also being remarkably tough. It's ideal to withstand the rigours of daily training of the aspiring racer and keen sportive rider. It's also water repellent, brushing off road spray and damp riding conditions if the weather turns against you. It is also eco-friendly. Meanwhile, to the heel, the reinforced heel cup gives a secure fit for optimal stability when you're driving power through your pedals. This supple upper is closed via the Soft Instep Closure 4 system and Techno 3 dial systems. A wide EVA thermo-formed padded strap spreads pressure evenly across the upper foot, and with adjustment both side, a firm and comfortable fit are easy to tune in. To the midfoot the second Techno 3 dial takes care of securing your foot perfectly in place for outstanding comfort with no fuss. Carbon Composite 20 SoleBalancing stiffness for pedalling efficiency and dialled flex for long-ride comfort, the Carbon Composite 20 Sole is ideal for the aspiring racer and speedy sportive and Gran Fondo rider. Nylon is injected with carbon fibre to ensure rigidity while weight is kept to a minimum. The carbon fibres also ensure there's no degradation to the stiffness rating over time - these high-performance road shoes are built to last. That long-term durability is also evident in the replaceable heel-cup - once it's worn out it's simple to replace, thus prolonging your shoe's lifespan.Cleat GuidanceThese Road 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 fitSoft Instep Closure 4Tecno 3 dial adjustersCarbon Composite 20 SoleSidi Heel CupReplaceable heel padUpper: Microfibre water-repellent3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Sidi Genius 10 Road ShoesBring the brilliance of Sidi to your bike rides with the Genius 10 Road Shoes. From committed bike racer to keen club rider to speedy sportive rider, they give you all the comfort and immediate power transfer you could ever need. The Genius 10 Road Shoes don't cut corners when it comes to getting power to the pedals with brutal efficiency, made possible via the carbon composite sole unit. And not just that, they're incredibly comfortable too with a sleek upper and precise fit.A snug fit is provided by the technical MicroTech upper. This advanced material is flexible to provide a moulded fit for instant comfort from the box while also being remarkably tough. It's ideal to withstand the rigours of daily training of the aspiring racer and keen sportive rider. It's also water repellent, brushing off road spray and damp riding conditions if the weather turns against you. It is also eco-friendly. Meanwhile, to the heel, the reinforced heel cup gives a secure fit for optimal stability when you're driving power through your pedals. This supple upper is closed via the Soft Instep Closure 4 system and Techno 3 dial systems. A wide EVA thermo-formed padded strap spreads pressure evenly across the upper foot, and with adjustment both side, a firm and comfortable fit are easy to tune in. To the midfoot the second Techno 3 dial takes care of securing your foot perfectly in place for outstanding comfort with no fuss. Carbon Composite 20 SoleBalancing stiffness for pedalling efficiency and dialled flex for long-ride comfort, the Carbon Composite 20 Sole is ideal for the aspiring racer and speedy sportive and Gran Fondo rider. Nylon is injected with carbon fibre to ensure rigidity while weight is kept to a minimum. The carbon fibres also ensure there's no degradation to the stiffness rating over time - these high-performance road shoes are built to last. That long-term durability is also evident in the replaceable heel-cup - once it's worn out it's simple to replace, thus prolonging your shoe's lifespan.Cleat GuidanceThese Road 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 fitSoft Instep Closure 4Tecno 3 dial adjustersCarbon Composite 20 SoleSidi Heel CupReplaceable heel padUpper: Microfibre water-repellent3-bolt cleat compatibleBuy Sidi Shoes from Chain Reaction Cycles, the World's Largest Online Bike Store.
Fizik Tempo Overcurve R4 Iridescent Road ShoesEye-catching iridescence meets road-crushing power transfer in Fizik's Tempo Overcurve R4 Iridescent Road Shoe. Stiff, light and supremely comfortable, they'll let you conquer any training session and get you to the finish line with ruthless race-winning efficiency.Sleek and stylish design meets high-performance features, making the Tempo Overcurve R4 Cycling Shoes perfect for the modern cyclist no matter what discipline of road riding you enjoy, from track to crit circuit to road race to epic all-day adventures.Overcurve ConstructionComfort and a secure foothold are provided by the way of Fizik's Overcurve construction - this uses a staggered collar to wrap around the ankle and traces the natural misalignment of the two bony protrusions in the lateral and medial malleoli. Offering riders an asymmetrical shape, the shoe curves over the foot to wrap it snugly and securely and guides all the way from the outside to the inner for one of the finest fits possible. To provide a quick and simple closure Fizik uses s the Boa® IP1-B dial system - just twist and go.R4 OutsoleThe carbon-injected nylon R4 Outsole achieves the perfect level of stiffness to balance the demands of pedalling efficiency while maintaining comfort over longer distances. Ventilation is also optimised with internal channelling maintaining a stable foot temperature and the cleat position allows for aggressive aero positions.Features:Outsole: R4 outsole - carbon injected nylon, stiffness index 7Overcurve: asymmetrical construction that ergonomically conforms to the foot's anatomyBoa® IP1-B dialPU laminated mesh upper: enhanced ventilation with support where needed3-bolt cleat compatibleWeight: 230g (size 42- 1/2 pair)Buy Fizik from Chain Reaction Cycles, the World's Largest Online Bike Store.
Fizik Tempo Overcurve R4 Iridescent Road ShoesEye-catching iridescence meets road-crushing power transfer in Fizik's Tempo Overcurve R4 Iridescent Road Shoe. Stiff, light and supremely comfortable, they'll let you conquer any training session and get you to the finish line with ruthless race-winning efficiency.Sleek and stylish design meets high-performance features, making the Tempo Overcurve R4 Cycling Shoes perfect for the modern cyclist no matter what discipline of road riding you enjoy, from track to crit circuit to road race to epic all-day adventures.Overcurve ConstructionComfort and a secure foothold are provided by the way of Fizik's Overcurve construction - this uses a staggered collar to wrap around the ankle and traces the natural misalignment of the two bony protrusions in the lateral and medial malleoli. Offering riders an asymmetrical shape, the shoe curves over the foot to wrap it snugly and securely and guides all the way from the outside to the inner for one of the finest fits possible. To provide a quick and simple closure Fizik uses s the Boa® IP1-B dial system - just twist and go.R4 OutsoleThe carbon-injected nylon R4 Outsole achieves the perfect level of stiffness to balance the demands of pedalling efficiency while maintaining comfort over longer distances. Ventilation is also optimised with internal channelling maintaining a stable foot temperature and the cleat position allows for aggressive aero positions.Features:Outsole: R4 outsole - carbon injected nylon, stiffness index 7Overcurve: asymmetrical construction that ergonomically conforms to the foot's anatomyBoa® IP1-B dialPU laminated mesh upper: enhanced ventilation with support where needed3-bolt cleat compatibleWeight: 230g (size 42- 1/2 pair)Buy Fizik from Chain Reaction Cycles, the World's Largest Online Bike Store.
Fizik Tempo Overcurve R4 Iridescent Road ShoesEye-catching iridescence meets road-crushing power transfer in Fizik's Tempo Overcurve R4 Iridescent Road Shoe. Stiff, light and supremely comfortable, they'll let you conquer any training session and get you to the finish line with ruthless race-winning efficiency.Sleek and stylish design meets high-performance features, making the Tempo Overcurve R4 Cycling Shoes perfect for the modern cyclist no matter what discipline of road riding you enjoy, from track to crit circuit to road race to epic all-day adventures.Overcurve ConstructionComfort and a secure foothold are provided by the way of Fizik's Overcurve construction - this uses a staggered collar to wrap around the ankle and traces the natural misalignment of the two bony protrusions in the lateral and medial malleoli. Offering riders an asymmetrical shape, the shoe curves over the foot to wrap it snugly and securely and guides all the way from the outside to the inner for one of the finest fits possible. To provide a quick and simple closure Fizik uses s the Boa® IP1-B dial system - just twist and go.R4 OutsoleThe carbon-injected nylon R4 Outsole achieves the perfect level of stiffness to balance the demands of pedalling efficiency while maintaining comfort over longer distances. Ventilation is also optimised with internal channelling maintaining a stable foot temperature and the cleat position allows for aggressive aero positions.Features:Outsole: R4 outsole - carbon injected nylon, stiffness index 7Overcurve: asymmetrical construction that ergonomically conforms to the foot's anatomyBoa® IP1-B dialPU laminated mesh upper: enhanced ventilation with support where needed3-bolt cleat compatibleWeight: 230g (size 42- 1/2 pair)Buy Fizik from Chain Reaction Cycles, the World's Largest Online Bike Store.
Fizik Tempo Overcurve R4 Iridescent Road ShoesEye-catching iridescence meets road-crushing power transfer in Fizik's Tempo Overcurve R4 Iridescent Road Shoe. Stiff, light and supremely comfortable, they'll let you conquer any training session and get you to the finish line with ruthless race-winning efficiency.Sleek and stylish design meets high-performance features, making the Tempo Overcurve R4 Cycling Shoes perfect for the modern cyclist no matter what discipline of road riding you enjoy, from track to crit circuit to road race to epic all-day adventures.Overcurve ConstructionComfort and a secure foothold are provided by the way of Fizik's Overcurve construction - this uses a staggered collar to wrap around the ankle and traces the natural misalignment of the two bony protrusions in the lateral and medial malleoli. Offering riders an asymmetrical shape, the shoe curves over the foot to wrap it snugly and securely and guides all the way from the outside to the inner for one of the finest fits possible. To provide a quick and simple closure Fizik uses s the Boa® IP1-B dial system - just twist and go.R4 OutsoleThe carbon-injected nylon R4 Outsole achieves the perfect level of stiffness to balance the demands of pedalling efficiency while maintaining comfort over longer distances. Ventilation is also optimised with internal channelling maintaining a stable foot temperature and the cleat position allows for aggressive aero positions.Features:Outsole: R4 outsole - carbon injected nylon, stiffness index 7Overcurve: asymmetrical construction that ergonomically conforms to the foot's anatomyBoa® IP1-B dialPU laminated mesh upper: enhanced ventilation with support where needed3-bolt cleat compatibleWeight: 230g (size 42- 1/2 pair)Buy Fizik from Chain Reaction Cycles, the World's Largest Online Bike Store.