Castelli UPF 50+ light – Arm Warmers Exclusive

With their model name, the UPF 50+ light arm warmers from Castelli understate. In laboratory tests it was proven that these practical accessories could block 99.8% of harmful UV radiation. With a minimal use of seams and constructed of quick-drying polyester, the arm warmers are suitable for both cool and warm conditions. A silicone coating on the inside and outside ensures optimal fit and perfect transitions to other layers of clothing.