Cotton Sweatpants with pockets and Rib elastic at the cuffs Fabric: Thick sweat with fleece. Sweatpants are a must-have piece for your winter wardrobe. Soft, warm, comfortable, high-quality sweat fabric, made of cotton and polyester, the back side has soft and pleasant fleece that provides high level of warmth. - Composition: 60% Cotton, 40% Poly.