Wearbands Socks Sock Sizing: XS: Shoe sizes; W 3.5-7; M 2.5-5 S: Shoe sizes; W 7.5-10.5; M 5.5-8.5 M: Show sizes; W 11-13.5; M 9-11.5 L: Shoe sizes; W 14+; M 12+ The patented WearBands socks are designed to integrate with the Wearbands belt and bands. Order individual replacement socks as needed. Ergonomic Sock Design Customized Sizing Integrated Anodized Steel rings Moisture-wicking Neoprene Material Designed and Assembled in the USA Money Back Guarantee