Since our favorite trails begin in arid lowlands with little-to-no shade, eventually transitioning to dense forests thousands of feet higher where the air is much cooler, we're suckers for well-ventilated jerseys with greater coverage. Such departures in environmental conditions are hard to plan...

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As the sixth model of the original aero jersey, the Castelli incorporates years of improvements in aerodynamics and fit into the new Aero Pro Full-Zip Jersey. The front and sleeves of the jersey feature the stretchy, moisture-wicking Velocity Rev2 Fabric with 3D mesh on the back for extra...

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Castelli's fastest jersey yet features all of the material and design knowledge the brand has honed since its first aero jersey was released in 2006, and it does not disappoint. The Aero Race 6. 0 Full-Zip Jersey is optimized to counteract the drag we as riders cultivate with an aerodynamic fit...

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By studying aerodynamics and with feedback from pro riders, Castelli designed the Aero Race 6. 0 FZ Jersey, finding the perfect fabric and seam placement combo for optimal moisture management and least resistance. The 3D mesh back panel lets building heat easily escape, while the performance...

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The Castelli Anima 4 Long-Sleeve Jersey provides unmatched moisture management during our summer rides where the temperatures start cool and increase throughout the morning. A silicone elastic gripper at the waist keeps it in place as we ride and fully supports the gear we brought along in three...

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With a high collar and sleeves that cover the entire wrist, the Castelli Bandito Wool Long-Sleeve Baselayer has you covered for riding in cold weather. With the superior warmth of Merino wool and the excellent moisture-wicking properties of recycled polyester, you are sure to feel warm, protected...

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Castelli is synonymous with Italian craftsmanship in our book, and with jersey's like the Climber's 3. 0 Limited Edition, we see just how far the brand has come in the cycling industry. The brand seeks to marry aerodynamics with perfect fit and comfort, and that's why the Climber's 3. 0 is...

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Designed for climbing on the hottest days, the Castelli Climber's 3. 0 SL 2 Jersey maximizes airflow to keep us cool when the sun shines directly down on us. On the back of the jersey is StradaPro 3D fabric which is engineered to block over 90% of UV rays, while the Flusso 3D fabric on the front...

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Built for speed on the summer's toastiest days, the Castelli Climber's 4. 0 Jersey provides us with the airflow and rapid cooling we need to ride at our best through the summer heat. This jersey combines the CFD-based seam construction we know from the Aero Race 7 Jersey with aerodynamic 3D mesh...

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Before you assume that all baselayers are created equal, take Castelli's Core Mesh 3 Short-Sleeve Baselayer out on a summer ride with an open mind. Rather than focusing on providing breathable insulation, a warm-weather baselayer like the Core Mesh 3 actually helps you stay cooler. The crew-neck...

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