PRODUCT DESCRIPTIONS:
-Light weight and comfortable while providing excellent protection. 
-Third strap across the calf with double velcro fastening for added comfort. 
-Specially designed shaped foam covered with resilient polyurethane and securely fastened by velcro straps. 
 
Small - 3 - 5 Men's US Shoe Size
Medium - 6 - 8 Men's US Shoe Size
Large - 8.5 - 10.5 Men's US Shoe Size
XL - 11 - 12.5 Men's US Shoe Size