- Heel cup provides support and comfort - Unique dual layer combination of polyurethane on the bottom for maximum cushioning and a memory foam top to ensure that each boot's footbed is custom molded to your own foot - X Large fits U.S. Men's sizes 11 - 12½- - Medium fits U.S. Men's sizes 6 - 8½ - Large fits U.S. Men's sizes 9 - 10½ - 2X Large fits U.S. Men's sizes 13 - 14½ Fits most Georgia Boot and competitors styles