Right Size Large Men 12+ Women 13.5+ Provides Prophylactic Support Protection And Comfort With Simplified Application The Design Incorporates A Stabilizer Molded At A 60 Degree Angle To Help Guard Against Ankle Sprains And Prevent Rollover 60 Degrees Stabilizer Helps Prevent Inversion And Eversion Breathable Fabric Provides Cool And Dry Comfort Sleek Anatomical Design Minimizes Bulk In Shoe No-lace Single Strap Application Simplifies Adjustment