Size Chart Important! Please measure the thickest part of your calf (circumference) to determine the proper size compression sleeve for you. Calf Size Measurements Small: 10″-13″ Medium: 12″ – 15″ Large: 14″-17″ XL: 16″ – 19″ ANOTHER RUN, AND YET AGAIN, ANOTHER CHARLIE HORSE… It seems that no matter what you do, or how...