These boot insoles have a layer of memory foam that forms to the shape of your foot for custom comfort. The memory foam extends the length of the insoles so it cushions your entire foot. Under the memory foam, the Georgia Boot AMP insoles have a polyurethane layer for maximum cushioning as you stand or step. The heel cups provide comfort and support to your heel area. Style # GB00110. 

Size & FIt: Medium fits U.S. Men's sizes 6 - 8½, Large fits U.S. Men's sizes 9 - 10½, X Large fits U.S. Men's sizes 11 - 12½, 2X Large fits U.S. Men's sizes 13 - 14½.