Now Feetures! has a running mate: Feetures! Light. A sock specifically designed for athletes (especially runners) preferring a thinner sock and who are concerned about heat build-up. With its unique CoolFeet Ventilation System, Feetures! Light helps you Keep Your Cool
Content: 41% CoolMax Polyester, 32% Acrylic, 21% Nylon, 6% Lycra Spandex
Size Chart:
Small = Women's 4-6.5
Medium = Men's 6-8.5, Women's 7-9.5
Large = Men's 9-12, Women's 10-13
X Large = Men's 12.5-15.5