Description of Nordica Beast 10 Ski Boots This is one beast that is not afraid to show its face. These gold medal ski boots perform to the highest degree with out of the box comfort helping to bring your all-mountain skills to their pinnacle. Features: Sizes:23.0 - 30.5 Shell and cuff material:TR Polyether Liner:PFP Comfort FIt Footbed:Comfort Flex index:80 Buckles:ALU Servolock II Velcro strap:Energy Driver 35mm Rear spoiler:Performance Easy entry system:HP-Slide in Canting:Double Extra warmth:Velvet lining