Breathability meets cushioned comfort in these high-performance running socks. Targeted support Runners need socks that stay on pace. And with the Performance Run Sock Low, comfort is our key consideration for every area. Targeted cushioning in the heel and toe helps absorb each stride's impact, so you can keep going (and going). High ventilation Lightweight, moisture-wicking fabrics help to keep you dry. The Performance Run Sock Low features ventilation panels to reduce moisture build-up and blistering. They help to protect your feet from chafing, so you can run for longer. Key Features Weight: 25g Targeted cushioning for total comfort on every run Ventilation panels to help reduce moisture and blistering Ergonomic construction shaped to the foot Arch support Rib structure on the back of the cuff