Our Deep Winter Ski Masks will keep your face toasty warm in the most brutal conditions. Being an out door worker in the middle of the winter is a relentless job, and every body knows being uncomfortable in the cold is sometimes the least of your worries, it's out right dangerous. Protect yourself from frost bite and stay comfortably warm while every body Else suffers. Made of 100% Woven Nylon that effortlessly wicks away sweat and breathes, but will not let the bitter cold in. This mask allows for complete coverage of the face yet is thin enough that it can be worn under a hat and can be layered under clothing, jackets or scarves for a winter outfit truly worthy of the arctic.