Discription of Lange World Cup 130 (HP Fit) Ski Boots Using a design based on the Pro model the Lange World Cup 130s new liner offers customizable fit with Custom Air Concept lining around the upper. This material patented by Lange never loses its volume, provides exceptional thermal insulation and can be heated in 4 minutes. A pull on strap at the top of the liner helps get the ski boot on correctly. Cor Blimey, this is one fine boot! Features: Custom Air concept Traditional overlap World Cup fit Loop easy handling World Cup buckles EPO Sole