Now available in a useful quarter crew length, OS1st wide wellness performance socks have a diabetic-friendly seamless design of blended stretch fibers with bamboo charcoal that features light to moderate compression to improve fit and enhance circulation. Padded for comfort and blister protection. Sizes M (for men’s shoe size 6-9), L (9½-12), XL (13-15), XXL (16 up). Black or White.