New Balance Men's 6 Pack Core Crew Socks,White,Shoe Size: 9 - 12.5 Men's / 10 - 12 Women's (Large) 72% Cotton, 21% Polyester, 3% Spandex, 4 % Other Fibers Imported NB DRY moisture wicking fabric releases sweat away from the fabric and is fast drying, so you stay comfortable during athletic activities and you don't have to worry about changing your socks in mid-workout. These reinforced, ringspun cotton socks are made from a mixture of long and short staple cotton which imparts softness, strength, and durability in the yarn that is unmatched by the competition An extra layer of cushioning is added to the footbed for shock absorption for an even softer landing with every stride so you can enjoy all-day comfort and longer wear. Stability Fit engineered arch support is designed with increased elastic in the arch area to minimize sock movement on the foot so you get a snug, secure fit and still maintain full range of motion during athletic pursuits. Extra reinforcement in the heel and toe delivers additional protection in those high impact areas for greater durability so you can outperform the competition.