Dont lose stress in the feet. Toray in nylon stretch material with white socks. Elastic fabric to heel direction, so 正座 is very easy. Today Can Be Wear for a long time. There is even a day. The size of the left and right feet for a difference that even those who have elastic. Non-iron. [Specifications] Size: 2l s/21.5-22.0 m/22.5-23.5 l/23.5 – 24.5/25.0 – 25.5 Material: 100% Polyester/100% Nylon Lining/100% Cotton Bottom