UO Mushroom Icon Crew Sock, White, OS, NWT Allover mushroom pattern crew socks, only at Urban Outfitters. Fitted with a ribbed knit ankle cuff. Features - Crew length stretch cotton socks - Allover mushroom pattern - Ribbed knit trim Content + Care - Includes 1 pair - 75% Cotton, 17% polyester, 5% spandex, 3% elastane - Machine wash - Imported Size + Fit - Length: 13"