For warmth and comfort when the weather turns sour, the Butter Balaclava protects facial extremities with stretchy butter fleece. Features: Snug fit for use under a hood or helmet. Butter Polyester wicks moisture and insulates. Flat-lock construction for a seamless fit. Regular Weight: 1.83 oz / 52 g Materials: Better Butter(TM) Jersey (89% Polyester, 11.0% Elastane)