The Fullstone Socks 3-Pack (Black), with its perfect balance of price and comfort, is a must-have this season. Fullstone Black & White Crew Socks 3-Pack 53% Cotton, 43% Polyester, 4% Elastane Ribbed knit for ankle and arch support, articulated heel Jacquard woven Stone logo Size: US 9 ~ 12 (approx. 27.0cm ~ 30cm in Japanese size) I accidentally bought the wrong size, so I will not accept requests for price reductions, etc.