'Derma Safe' Hat from Sun Day Afternoons. Clamshell Brim with 7 1/2' Neck Cape that can be lifted up with velcro on the back if desired. UPF 50+. Color-Sand/Black. Size Large Adjustable with Chin Strap. Convertible Crown ventilation. Floats in water. Body is 100% Nylon and crown mesh is 100% Polyester. Materials and workmanship guaranteed for life.