These socks are made with 20% recycled polyester. Less waste in the world. More great clothes for you. These socks are made with 67% organically grown cotton. Organic cotton is better for people and the environment because its grown without the use of harmful synthetic pesticides and fertilizers. Soft, stretch knit crew socks. Ribbed top with contrasting stripes. Reinforced toe and heel. For more fit and sizing info, check out our Size Guide.