

Built for hot summer days in the mountains, Castelli’s Climber's 4. 0 Jersey keeps us cool without sacrificing speed with its lightweight fabrics and rapid cooling properties. This high-alpine-focused jersey features the same aerodynamic CFD-based seam construction as the Aero Race 7 jersey but with 3D mesh fabrics that keep us cool and comfortable as we ride through the summer heat.
Price: $63.00 from Backcountry
| Merchant | Price | |
|---|---|---|
| $63.00 | Visit Store |
"What Our Gearhead® Experts Are Saying:""The Amplify Thermal Jersey is my go-to for those cool, crisp mornings when a lightweight jersey isn’t quite enough. The fleece-lined body traps warmth while the stretchy sleeves keep me moving freely. Plus,...
"What Our Gearhead® Experts Are Saying:""The Amplify Thermal Jersey is my go-to for those cool, crisp mornings when a lightweight jersey isn’t quite enough. The fleece-lined body traps warmth while the stretchy sleeves keep me moving freely. Plus,...
We made this top for the rigors of indoor training. The 3D Mesh fabric allows maximum airflow for cooling while wicking away moisture to keep you dry. We made it on the limit of not being too transparent in case you want to wear it for group training...