The Castelli Climber’s 2.0 Women’s Jersey is designed for scaling the highest mountains and for riding in the hottest conditions.The jersey is made from Flusso 3D fabric on the front and sleeves. This is an open design fabric that is incredibly lightweight meaning heat and moisture dissipate in an instant. Where there is heat there is sun, so Castelli has made the back of the jersey from StradaPro 3D fabric which blocks more than 90% of UV rays.Raw-cut sleeve endings eliminate any bunching and help give the Climber’s jersey its clean look. 3 rear pockets provide ample room for all-day rides, and the jersey closes with a YKK® Vislon zipper for easy opening and closing.Key Features:Flusso 3D fabric on front and sleeves,StradaPro 3D back for breathability,Engineered rapid cooling, lightweight and aero efficiency,Raw-cut sleeve ending,YKK® Vislon® zipper,20° – 40°C / 68° – 104°F,Weight: 97g (Small).