X-Socks Unisex's X-Country Race 4.0 Socks, Black/Stone Grey Melange, 42/44 (L)

You are ideally equipped for enduring winter sports under constant load. For lasting comfort, innovative technologies promote thermoregulation and muscle work The sup pronation-bandage and anatomically shaped foot bed are precisely integrated into the high-tech material and provide support for fatigue-free performance The unique helix coil system encloses the calf in two concentric spirals, promotes muscle control, supports blood circulation and relieves the Cardiovascular System Traverse Airflow Channel System and the Air-conditioning Channel 4.0 enable efficient cooling. The permanent fresh air supply ensures dry feet without chilling out 100% research, development, design and communication done in Switzerland, made in Italy. More than 600 awards and test Wins, over 800 patent registrations worldwide for the brand with the "X"