PRODUCT DESCRIPTION: We are happy to introduce our new Run for Good sock collections featuring Repreve, a performance fiber created from plastic bottles. Recycled materials and intentional designs make these socks better for the environment and our communities. Sustainability data based on internal data specific to the REPREVE brand for textured polyester yarn, May 2021. FEATURES: Polyester,Spandex,Nylon Pull On closure Machine Wash Run Dry Moisture Management Arch Stability Band Engineered Venting Seamless Toe, Hell Lock System 46% Polyester, 30% Repreve Polyester, 15% Sorbtek Polyester, 6% Spandex, 3% Nylon