Guy Harvey Sun Mask Neck Gaiter, Scarf, Mask, Face Shield Quick Dry, Anti Microbial, Mosture wicking Use As A Neck Guard, Face Mask, Head Shield, Beanie Dip in cold water wnd wtay cooler. Fabric designed to be used in water 100% Polyester fabric is soft, quick-drying and hand or machine washable warm UPF 40+ UV Protection, blocks 97.5% of harmful UV rays Size OSFA