The most technical running sock from Sporcks, highly sought after by marathon runners. Featuring a completely revolutionary base that combines lightness, comfort, and protection. Specifically designed to meet the needs and expectations of our runners. The technical fabric is characterized by its lightweight and breathability, optimizing thermoregulation. The heel and toes are made from Coolmax®-Sponge to minimize impact. Features include an ergonomic fit, reinforced toes and heel, made from Coolmax® and nylon, exceptionally soft touch, and shorter than the classic running model.