Lightweight, aerodynamic and windproof, designed to maximize functionality on the road. Its construction allows it to fold completely into its own side mesh pocket, taking up minimal space and making it easy to carry on any outing.The new optimized pattern improves the fit, ensuring a perfect integration on the jersey without generating discomfort or restrictions. It incorporates redesigned rear openings, allowing quick and convenient access to the jersey pockets, even when moving.Provides effective wind protection in the chest and chest area. core, especially useful in the early hours of the day or during long descents. A versatile ally to extend the thermal range of long sleeve jerseys and maintain body temperature in variable conditions.Optimized aerodynamic fit.Textured windproof fabric front panel.Raised collar with elastic back.Breathable mesh back panel.Optimal shoulder fit.Sealed YKK zipper with double slider.Side mesh pocket.2 access openings to the jersey pockets.Reflective d