The Lightweight Balaclava is built with moisture-wicking stretch polyester with antimicrobial properties. Designed more for three seasons hiking, running, fishing or warmer days on the hill. Features a articulated front for wearing over the face or pulling it down for more breathability. Product Details Features Lightweight, moisture-wicking fabric. UPF 40+ sun protection, anti-microbial fabric. 88% Polyester, 12% Spandex stretch blend. Laser cut perforations for ventilation. Convertible front for over-face or under chin wear. Layerable, helmet compatible. One Size Fits Most.