Don't let the wind put you off that peak. Settle into the TNF WindWall™ Neck Warmer and stay warm and comfortable the whole way up. It features wind-blocking panels and an adjustable drawcord to lock out the wind. Featuring wind-blocking WindWalll™ fabric, this neck warmer is designed to protect you from the elements while you explore new peaks. Fabric | WindWalll™—100% Polyester Sizes | OS Highly wind-resistant WindWall™ fabric Shock cord with a cord lock for an adjustable fit Flat-locked side seams Heat transfer logo Windwall™ WindWall™ fabrics are engineered to reduce the effects of chilling winds while maintaining a good level of breathability.