CoolMax crew sock liners for men and women by Thorlo. These sock liners are designed to be worn with Outdoor Thorlos. Worn alone this product offers no protection. The CoolMax ® construction provides enhanced moisture management keeping the foot dry and cool.

1) Minimal padding in heel and ball area.
2) Flat knit construction for maximum ventilation.
Fiber Contents: 76% CoolMax®, 17% Stretch nylon, 7% Spandex.

Size 11 fits men's shoe size 5.5 - 8.5, women's shoe size 6.5 - 10
Size 13 fits men's shoe size 9 - 12.5, women's shoe size 10.5 - 13

Six Pairs Per Package.