Red Lion Pegasus Socks  
Red Lion Pegasus Over the Calf Athletic Socks. Small fits a youth shoe size of 12-4, Ladie's shoe size of 4-5. Medium fits a Ladie's shoe size of 5-10, Men's shoe size of 4.5 - 8.5, a Large fits a Ladie's shoe size of 11-12, Men's shoe size of 9-12.5.