Large - fits most feet from US women`s size 4 to 9. These adorably designed Fuzzy Friends Unicorn Slippers are about the most magical and comfortable things you can slip on your feet. No more quick runs across the cold kitchen floor - you`ll prance with non-slip ease when you`re wearing these mood-lifting little numbers. You, the big kid, can have cozy feet and a quick laugh every time you look down.