Free size to fits U.S. shoe sizes 5-1175% cotton， 22% Polyester， 3% Spandexwater washFashion Socks Soft Smooth feel cotton blendedComfort Top delivers secure， comfortable fitOur no show socks Pamper your feet and your pedicure! Comfortable No-Show Socks for your everyday active lifestyle ，The Cotton/Nylon blend allows this liner to comfortably stretch over the toes and around your heel so they remain invisible in even your lowest cut shoes! Elastic topline keeps your sock in place and out of sight.