Cooling TechnologyBy using hydrophilic and hydrophobic yarns, this base layer holds a bit of moisture next to your body while allowing free airflow through the fabric, thanks to the special open knit. You get evaporative cooling directly on your skin. We recommend using this with our coolest jerseys, like the Climber's or Superleggera, though it will work under any breathable jersey.Key Features: Base layer to cool you on hot days, Polartec® Delta fabric features regulated drying so that the evaporative effect cools your core, Sleeveless design with minimalist construction, Sublimated overprint, 25°-35°C / 68°-95°F, Weight:84 g.
Stay completely focused when riding in cool conditions. The Core Seamless Base Layer in Short Sleeves has a totally seamless design so there is no niggling discomforts even under race-fit, aero jerseys.The base layer is made from a mix of polyester and polypropylene to create an exceptionally stretchy fit so your freedom of movement is unencumbered. The blend of yarns is also soft to the touch, warm, and high wicking for when the tempo increases and your body is working harder. Light weight sections on the side and back reduce bulk where you don’t need quite so much insulation and help give the base layer its almost unnoticeable feel when you’ve got it on. A wide neck sits easily under short-collared jerseys. Key Features: 84% polyester/16% polypropylene yarns provide softness, warmth, wicking, and exceptional stretch fit,Seamless construction means extra comfort,Lighter weight on side and back,Wide neck opening to fit under short-collared jerseys,8° – 20°C / 46° – 68°F,Weight: 151g (Large).
The right base layer for the right conditions can make a world of difference. This is something Castelli’s pro riders understand, and the Pro Mesh Sleeveless Base Layer has been in their kit bag at some of the world’s biggest races including the Tour de France.Designed for cool to mild conditions, the base layer uses a 3D mesh fabric to help whip moisture away and keep you dry and comfortable. The waist hem sits flat under shorts eliminating any bunching. The sublimated graphics give a pop of style when your jersey’s unzipped and match up with the Castelli Maison Jersey too.Key Features3D mesh fabric for excellent moisture management,Sublimated print graphic that matches the Maison Jersey,Waist hem stays flat under shorts,15° – 28°C / 59° – 82°F,Weight: 48g (Large).
Designed to keep you dry in cool weather. The Prosecco Tech Long Sleeve base layer features a body mapping construction to provide the best wicking and correct levels of insulation right where you need it.The main body is made from a rib knit fabric with Prosecco hydrophilic treatment. The ribbing helps trap air against your skin for optimum temperature regulation, while the hydrophilic treatment helps whip water away keeping you dry even when the efforts intensify. For even insulation across your upper body the Prosecco Tech uses PrimaLoft® panels at the waist and back. This thinner material means you don’t overheat where you have multiple layers from your bibtights and jersey. A crew neck fits neatly under short-collared jerseys. Key Features: 100% polyester proprietary stretch rib knit fabric for main body,Prosecco hydrophilic treatment for maximum wicking,PrimaLoft® panels at waist and back where bibtight covers upper body for even insulation,Crew neck closure to fit under short-collared jerseys,6° – 16°C / 43° – 61°F,Weight: 151g (Large).
Summer Starts HereCreating that perfect summer-weight base layer is harder than it sounds. We have intentionally made this product as minimalist as possible to let the open-mesh fabric pull moisture off the skin. The secret to this base layer lies in the fabric that is highly stretchy but without Lycra®, which tends to hold in the moisture. You stay drier and cooler.Product featuresMagic Mesh 100% polyester wicking fabric,Minimalist lightweight construction,Reduced seams for maximum comfort,Weight: 88g.
Summer Starts HereCreating that perfect summer-weight base layer is harder than it sounds. We have intentionally made this product as minimalist as possible to let the open-mesh fabric pull moisture off the skin. The secret to this base layer lies in the fabric that is highly stretchy but without Lycra®, which tends to hold in the moisture. You stay drier and cooler.Product featuresMagic Mesh 100% polyester wicking fabric,Minimalist lightweight construction,Reduced seams for maximum comfort,Weight: 71g.
Castelli Core Seamless Base LayerCreated to keep you warm and sweat-free, the Castelli Core Seamless Base Layer makes cycling in colder weather more comfortable. While it may feel light in weight, the Core Seamless Base Layer is still remarkably good at keeping you warm. And while it provides a layer of insulation it also rapidly wicks away sweat too, vital for comfort even when you're cycling in colder weather. The seamless construction makes it feel great against the skin while a wide neck works well with short-collared long-sleeved racing jerseys. It's a great pick for racing and training early or late season. Features:Materials: 84% Polyester, 16% PolypropyleneYarns provide soft, warm wicking and exceptional stretch fitSeamless construction means extra comfortLighter weight on side and backWide neck opening to fit under short-collared jerseysSuggested temperature range: 4 to 16 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
Castelli Pro Mesh BL Short Sleeve Base LayerFirst created for their pro riders, the Castelli Pro Mesh BL Short Sleeve Base Layer is all about keeping you as dry and sweat-free as possible, be it mild warmth through to scorching summer days. The Pro Mesh BL Short Sleeve Base Layer excels at keeping you comfortable across a wide range of temperatures. And this is made possible thanks to its quick-wicking 3D mesh fabric. The large surface area is quick to pull moisture off the skin to leave you dry and comfortable as the heat and intensity of your ride rise. This removal of excess sweat also ensures you're not left cold and clammy when the pace of your ride slows or you stop for a coffee break. Even in cold conditions, it can be deployed below a winter-weight base layer to boost sweat-wicking to avoid the dreaded chill from too much moisture build-up. Pro by name and pro by nature, it's an essential addition to any dedicated cyclist's wardrobe.Features:Materials: 93% Polyester, 7% Elastane3D mesh fabric for excellent moisture managementSublimated print graphicWaist hem stays flat under your shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
Castelli Prosecco Tech Short Sleeve Base LayerCreated to slip under a thermal cycling jacket or jersey, the Castelli Prosecco Tech Short Sleeve Base Layer is all about balancing warmth with rapid sweat-wicking performance. It's ideally suited to when you're riding in the cooler weather of the transitional months of the year. The Prosecco Tech Short Sleeve Base Layer owes its impressive warmth and sweat-wicking performance to the combination of a proprietary stretch rib-knit polyester fabric and PrimaLoft® panels. Together they provide the perfect cool-weather heat regulation making this base layer ideal for anything from low-speed training miles to higher-intensity efforts.Castelli's Prosecco hydrophilic treatment offers optimal wicking ensuring you don't feel clammy while the lighter PrimaLoft® panels are deployed around the waist and back, just where your bib shorts/tights overlap, so you don't overheat there. A crew-neck also makes it easy to wear with low-collar jerseys. Features:Materials: 100% PolyesterProprietary stretch rib-knit fabricProsecco hydrophilic treatment for maximum wickingPrimaLoft® panels at waist and back where bib tight covers upper bodyCrew neck closure to fit under short-collared jerseysSuggested temperature range: 10 to 20 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
Castelli Women's Pro Issue 2 Base LayerMade from a 3D mesh fabric, the Castelli Women's Pro Issue 2 Base Layer makes cycling in warmer weather more comfortable.You could be forgiven for thinking this is a standard string vest, but the Women's Pro Issue 2 Base Layer goes far beyond that. It makes use of an advanced 3D mesh to enhance moisture control and deliver sweat-free cycling comfort. The 3D structure works brilliantly thanks to an increased surface area with which to draw excess sweat away from the skin. The semi-open design also allows for excellent ventilation and with greater airflow, it enhances sweat evaporation to keep you cooler. The result is a base layer that will leave you feeling drier and fresher as temperatures rise.Features:Materials: 93% Polyester, 7% Elastane3D mesh fabric for excellent moisture managementWeight: 40 gramsSuggested Temperature range: 15 to 25 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
Castelli Women's Pro Issue 2 Base LayerMade from a 3D mesh fabric, the Castelli Women's Pro Issue 2 Base Layer makes cycling in warmer weather more comfortable.You could be forgiven for thinking this is a standard string vest, but the Women's Pro Issue 2 Base Layer goes far beyond that. It makes use of an advanced 3D mesh to enhance moisture control and deliver sweat-free cycling comfort. The 3D structure works brilliantly thanks to an increased surface area with which to draw excess sweat away from the skin. The semi-open design also allows for excellent ventilation and with greater airflow, it enhances sweat evaporation to keep you cooler. The result is a base layer that will leave you feeling drier and fresher as temperatures rise.Features:Materials: 93% Polyester, 7% Elastane3D mesh fabric for excellent moisture managementWeight: 40 gramsSuggested Temperature range: 15 to 25 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.
Castelli Prosecco Tech Long Sleeve Base LayerThe Castelli Prosecco Tech Long Sleeve Base Layer not only adds a layer of warmth to your cycling kit it is remarkably quick to wick away sweat, keeping you comfortable even when pedalling hard.The Prosecco Tech Long Sleeve Base Layer owes its impressive warmth and sweat-wicking performance to the combination of a proprietary stretch rib-knit polyester fabric and PrimaLoft® panels. Together they provide the perfect cool-weather heat regulation, making this base layer ideal for anything from low-speed training miles to higher-intensity efforts.Castelli's Prosecco hydrophilic treatment offers optimal wicking ensuring you don't feel clammy while the lighter PrimaLoft® panels are deployed around the waist and back, just where your bib shorts/tights overlap, so you don't overheat there. A crew-neck also makes it easy to wear with low-collar jerseys. Features:Materials: 100% PolyesterProprietary stretch rib-knit fabricProsecco hydrophilic treatment for maximum wickingPrimaLoft® panels at waist and back where bib tight covers upper bodyCrew neck closure to fit under short-collared jerseysSuggested temperature range: 6 to 16 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.