Full protection on the face and neck from the sun Easily adjustable strap Neck protection can be rolled up when not needed Omni-Shade protects you from the sun with UPF 50 protectionOmni-Wick technology wicks away sweatOmni-Freeze Zero means your sweat activates cooling circles that cools you down even moreBrim measures 3.5 inchesMaterial composition: 100% Nylon