Designed for demanding skiers seeking high performance on the slopes, the Ski X-Country Race 4.0 Socks from X-Socks are perfect for intense sessions. Made of merino wool and integrated technologies that will help you gain precious milliseconds on the ski slopes, they provide lasting comfort and protection. The HeliXCoil system offers a stabilizing effect on the calf and effective muscle support, while the Suppronation® footbed reduces foot misalignment by providing a healthy and firm posture, thus reducing the risk of injury. The Ski X-Country Race 4.0 Socks also feature reinforcements to protect sensitive areas of the foot (toe, heel, shin, ankles). These well-ventilated ski socks are equipped with a 3D Air-Conditioning Channel® 4.0 construction, ensuring optimal thermoregulation. Comfortable and protective ski socks with integrated technologies for intense skiing all day long!