Bundle Crew Elite Socks for Men - Pack of 3 Pairs (6 PCS) 17% nylon Dri-fit, Crew Length, Blister Control Medium size fits most men/youth boys & High Quality Guarantee Moisture/Odor Control Antimicrobial, Ergonomic Cushioning Arch Compression and Heel/Toe Construction Fiber Contents: 77% Polypropylene, 17% Nylon, 03% Elastic, 03% Lycra Spandex