Supersoft, highly breathable, lightweight Coolmax Extreme polyester fabric. Wicks sweat away from the skin and dries quickly to keep you cool in summer, warm in winter. Blocks 95% of UV radiation for sun protection.;Provides wind resistance and thermal protection from cold. 100% seamless tubular construction for smooth comfort against the skin. 2-way lateral stretch fabric retains its shape.;Stylish and multifunctional: Can be worn as a helmet liner, neck gaiter, headband, dust/wind mask, hat liner, hair band, hair tie, or wristband. Treated with Polygiene for active odor controlsafe next to the skin, environmentally friendly (natural silver salt), and permanent. Measures: 9 x 9.5 in. (22.86 x 24.13 cm).;Colorfast and machine washable; do not machine dry or iron, do not bleach or use fabric softeners. Buff is derived from the Spanish word bufanda, which means scarf. Made in Igualada, just outside of Barcelona, Spain.