Simply Underwear

Made with Coolmax for superior wicking to keep your feet warm and dry Product Features Wear under heavier socks to achieve maximum benefits Will act as a 2nd layer of skin to prevent blisters 1x1 stay-up true rib leg Crew length Smooth looped toe seam for added comfort * 60% Coolmax Polyester, 35% Stretch Nylon, 5% Lycra Spandex Sizing: Medium fits Men shoe size 5-9 1/2, Ladies shoe size 6-10 Large fits Men shoe size 9-12, Ladies shoe size 10-13 XL Fits Men shoe size 12-15