1、Made of high quality cotton, it is elastic and soft. 2、Bottom of socks are thick towel design, comfortable to wear. 3、Available in a variety of colors. 4、Socks made for all sorts of sports for kids and adults. 5、The adult version comes with a non-slip belt and a breathable mesh for effective sweat absorption. 1 pair of socks Material: Cotton Size:（about）cm                   Full length      Wide                Bottom length Adult               50                10                           20 Child              35                8                             16 (The size is for reference only, there will be an error of about 2 cm) Please