Wrightsock&';s new Distance offers the Wright Fit contoured foot design for the perfect fit with every step. With precise anatomical design, Medium cushioned heel and toe, and moisture and temperature regulation features in every inch of this design the Distance is the perfect choice for running, walking and hiking the Distance. The Distance Single-Layer Tab Features: WrightFit contoured foot design for that perfect fit Made from recycled material Seamless Toe Moisture management yarns Ventilated mesh top for added breathability Medium cushion foot padding for extra protection Running Sock Fiber Content: 74% Recycled Polyester, 20% Nylon, 6% Lycra These single-layer running socks are composed mostly of eco-friendly Recycled Polyester. Recycled Polyester materials are made from recycled plastic bottles, helping you enjoy blister-free running adventures while protecting the ground beneath your feet. RUNNING SOCK SIZING GUIDE Finding the right fit is essential for blister prevention! You can view our sizing chart below. We invite you to contact us for any additional information or head to our FAQ page to find the answers to common customer questions. As an American-made, family-owned business, we thank you for choosing Wrightsock single-layer running socks.