This uniquely versatile layer is favorite for the mountain life. Whether you're working up a sweat on the skin track, logging hours on a chilly chair lift or riding single track, BUFF®'s wind resistant microfiber fabric will keep you cool, warm and dry. The custom design is a Stio original, inspired by the fluid state of water in the winter. Wear as a balaclava, cap, headband or one of nine other ways.