Columbia Silver Cap Unisex Adults This Columbia Silver Cap has been crafted with Omni-Shade UPF 50 sun protection, while the Omni-Shield technology will help keep the hat clean and dry by resisting absorption of liquids. The hat also features an Omni-Wick technology sweatband which pulls moisture away from the body so sweat can evaporate quickly and the hook and loop fastener to the reverse allows you to get a bespoke fit with ease. > Unisex Adults Cap > Hook and loop fastening > Omni-Shield technology > Omni-Wick technology > Omni-Shade UPF 50 sun protection technology > Curved peak > Laser cut ventilation > Columbia branding > 96% Nylon, 4% Elastane > Hand wash