Growing Socks Baby Girls" Socks, Birds and Flowers, 4-Pack: * Socks that grow as kids" feet grow * Care: machine wash cold inside out in cold water; tumble dry low; use only non-chlorine bleach when needed * Solid bird: 65 percent cotton, 18 percent nylon, 11 percent polyester, 3 percent spandex, 3 percent rubber; solid bee: 63 percent cotton, 19 percent nylon, 13 percent polyester, 3 percent spandex, 2 percent rubber