Spider-Man Womens Slipper Socks (Big Kid/Teen/Adult) 100% Polyester Imported Sock size 9-11 fits shoe size 4 M US Big Kid - 10 M US Womens (4 M US Big Kid - 8.5 M US Mens) High quality novelty slipper socks with no slip soles Fleece lining; Screen printed graphics Features Marvel Comic's Superhero: Spider-Man! Non-skid outsole prevents slips