Castelli Upf 50 + Light Cycling Arm 3 Sleeves

Made from Castelli’s breathable, high-stretch fabric, these sleeves offer UPF 50+ coverage, helping to block harmful UV rays on long days in the saddle. The material is moisture-wicking and quick-drying, keeping you comfortable when the pace (and temperature) ramps up. They’re ideal for everything from steady endurance rides to big alpine climbs where the sun doesn’t mess around.