Castelli Core Seamless Base LayerCreated for cool to mild weather conditions, the Castelli Core Seamless Base Layer keeps sweat build-up to a minimum, wicking it away rapidly for greater cycling comfort. Castelli have re-engineered the traditional base layer to make this, the Core Seamless Base Layer perform better than ever. Many seamless base layers use a mixture of Lycra and Nylon but these hold a lot of moisture. Not good for comfort. Instead, Castelli uses a blend ofpolyester and polypropylene yarns to quickly move moisture off the skin with very little moisture uptake. This offers excellent temperature regulation while also being extremely soft and comfortable against the skin. It's not for the very hottest of cycling conditions but in cooler and mild conditions, worn as your first layer under long or short sleeve jerseys, it really does excel.Features:Materials: 45% Polyester, 44% Polypropylene, 7% Polyamide, 4% ElastaneSeamless lightweight drying layerUnique mix of polyester and polypropylene provides maximum moisture management with significantly lighter weightSeamless construction gives an exceptionally stretchy fitSuggested Temperature range: 15 to 25 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Core Seamless Base LayerCreated for cool to mild weather conditions, the Castelli Core Seamless Base Layer keeps sweat build-up to a minimum, wicking it away rapidly for greater cycling comfort. Castelli have re-engineered the traditional base layer to make this, the Core Seamless Base Layer perform better than ever. Many seamless base layers use a mixture of Lycra and Nylon but these hold a lot of moisture. Not good for comfort. Instead, Castelli uses a blend ofpolyester and polypropylene yarns to quickly move moisture off the skin with very little moisture uptake. This offers excellent temperature regulation while also being extremely soft and comfortable against the skin. It's not for the very hottest of cycling conditions but in cooler and mild conditions, worn as your first layer under long or short sleeve jerseys, it really does excel.Features:Materials: 45% Polyester, 44% Polypropylene, 7% Polyamide, 4% ElastaneSeamless lightweight drying layerUnique mix of polyester and polypropylene provides maximum moisture management with significantly lighter weightSeamless construction gives an exceptionally stretchy fitSuggested Temperature range: 15 to 25 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.

Castelli Pro Mesh Short Sleeve Base LayerThe Castelli Pro Mesh Short Sleeve Base Layer provides exceptional comfort and moisture management when cycling in a wide range of temperatures. The Pro Mesh Short Sleeve Base Layer is made from a quick-wicking 3D mesh fabric, its 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 rises. 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 shortsWeight: 55 gramsSuggested Temperature range: 15 to 28 degrees CBuy Castelli Clothing from Chain Reaction Cycles, the World's Largest Online Bike Store.