Built for runners who want to feel the shoe, not the sock, the Run Zero Cushion Ankle is our pick for minimalist training runs and race days in Southern heat. Merino wool naturally regulates temperature and wicks moisture, while Indestructawool reinforcement keeps high-wear zones intact through heavy mileage. The 4 Degree Elite Fit System locks everything in place so nothing shifts mid-run. Zero-cushion construction gives you a close-to-shoe feel — ideal for runners who prefer ground feedback over padding Merino wool blend naturally manages moisture, regulates temperature, and resists odor through long, sweaty miles Indestructawool technology reinforces the zones that take the most abuse — heel, ball, and toe — so these hold up long-term 4 Degree Elite Fit System wraps the midfoot securely so the sock stays put whether you're on road, track, or light trail Mesh ventilation zones and Virtually Seamless toe construction improve airflow and cut down on friction hotspots
