The Raidlight Sahara Sun Cap is the perfect running hat for warm weather and for races in hot and sunny conditions. It offers a lot of UV protection on the head and around the neck is still lightweight and ultra breathable. There's a removable neck protector with Velcro fixings that can be adjusted to optimise sun protection. Specifications - Raidlight Sahara Sun Cap: Lightweight Breathable Movable neck flap with Velcro Velcro fastenings and size adjustment UV Protection Breathable 65g