ON Performance Run Sock Mid Accessory Size:XS Second-skin anatomical fit eliminates friction

Second-skin anatomical fit eliminates friction and pressure points

Hipster-inspired round blue lens sunglasses worth rambling about

8 cm inside leg length for a true 3" racing profile

and glare-reducing lenses—perfect for running

non-slip performance fit

ON Performance Run Sock Mid Accessory Size:XS Second-skin anatomical fit eliminates frictionThe ON Performance Run Sock Mid is engineered to provide breathable comfort, targeted support, and reliable cushioning for every run. Designed with moisture wicking fabrics, strategic ventilation zones, and an ergonomic foot specific construction, it helps keep your feet cool, dry, and comfortable from the first kilometre to the last. Whether you're heading out for a daily training run or building mileage for your next race, these lightweight