Features: CCM & Oxysox knit into the bottom of the sock Directed embroidered NHL shield DuPont Coolmax for maximum moisture wicking Maximum Dupont Lycra support for foot, ankle, calf & injury protection Graduated pressure for improved circulation & reduced muscle vibration Arch & foot compression for support and reduced blistering SIZING SMALL: Fits Men's sizes 7.0 & under MEDIUM: Fits Men's sizes 7.5 - 10 LARGE: Fits Men's sizes 10 - 13 X-LARGE: Fits Men's sizes 13.5 & up No extra shipping charges when ordered with your steel or sharpening order!