The shoe covers are mainly used for insulation and are made of 3-layer windproof material, which is complemented by Clarino® synthetic leather on the sides. This serves as a protection for your feet against frozen snow. These covers are the only ones made of rubber coated with fiberglass, which protects against snow abrasion and ensures high durability. The tip is reinforced, the upper part can be tightened with velcro tape. The cut is universal and fits both Salomon and Rottefella bindings (NNN/ SNS/ PROLINK) Material characteristics: 3-layer windproof material, elastic Clarino® - is a strong synthetic leather with a composition of 60% Polyamide and 40% Polyurethane. The material breathes very well and has excellent sweat wicking parameters. The fabric can be washed without changing its unique properties.