Material: Cotton and woolen. * SIZE: S code within the corresponding is about INSEAM LENGTH 23 cm, M is 25 cm, L is 26 cm and XL is 27 cm. * Manual work is delicate, keep warm and comfortable, suitable for winter * High Footwear Uppers and Thick Shoe Sole * High-quality environmental protection sole, prevent slippery, waterproof, wear-resisting, protect your feet.