Thank you for viewing. Listing due to the closure of my family's store. Product: Stretchy 5-finger socks Black 25-27cm 4 pairs x 3 sets Material: Cotton, polyester, polyurethane The stretchy construction fits any foot perfectly, and because they are 5-finger socks, they prevent stuffiness, odor, and athlete's foot. Suitable for suits, job hunting, interviews, work, and labor. Antibacterial. Sokai Kobo. Kawanishi Kogyo Co., Ltd. Athlete's foot prevention.