You will be totally fetch in your new Mean Girls socks. Cool Socks Women's Crew Socks - Mean Girls The Plastics are 45% polyester, 40% cotton and 15% spandex. Fits shoe sizes US 5-11. Socks have a thickened toe and heel for elite cushion and comfort and a knit style with best quality yarn.  Machine wash warm & tumble dry low. Do not bleach or iron.