X Socks Helixx Gold 4.0 Thermal Ergomonic Sport Gold/Black, 42/44

Precisely positioned functional zones specially designed for ambitious winter sports enthusiasts ensure stability and perfect power transmission from the foot to the sports equipment Protectors for toes, heels and shinbone ensure that sensitive or particularly eXposed areas are not affected by the cold or impact The unique helix coil system, which surrounds the calf in two concentric spirals, promotes muscle control, supports blood circulation and relieves the Cardiovascular System The Traverse Airflow Channel System, Air-conditioning Channel 4.0 and airflow calf protector are Components of a highly efficient ventilation system that keeps feet warm and dry 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"