Terramar Thermasilk CS Silk Lightweight Balaclava - Youth 100% Silk Imported Features carbon thermoregulation technology: fast wicking and drying Ultra lightweight (1.0) natural fabric: excellent warmth without weight Inhibits the growth of bacteria that causes odor Thin, fitted liner gloves can be worn on their own or as a first layer under heavier gloves in harsher conditions Ideal for outdoor riding, hunting ,hiking, skiing, snowboarding, Snowshoeing, cycling and other outdoor activities