52% recycled polyamide, 28% recycled polyester, 14% organic cotton, 6% elastane; Cold machine wash; Ergonomic construction; Breathable and protective terry cushioning; Zoned compression at ankle and arch to help with stability; Friction-free yarn designed to help reduce blistering; Made in China; Revolve Style No. ONF-MA41; Manufacturer Style No. 2UF10094365