'Foot Comfort' Crew Socks #9010 Crew socks, mix of black and white, made of moisture wicking bamboo to keep feet cool and dry (73% rayon from bamboo/23% nylon/4% spandex), 1st quality. Cushion continues up back of heel(achilles). Extra soft cushion terry soles are perfect for problem feet. Comfort top stays up without binding or sagging. Antimicrobial fibers inhibit odor causing bacteria. Size 9-11. Single pair carded. 60 pair case - $.60 per pair