Description of Salomon Impact 10 Ski Boots '09 For strong expert skiers, Advanced Shell Technology fully loaded with a 110 flex, 100mm last and perfect envelopment with articulated buckles that spread pressure across the instep. The fully customizable liner with 2 thermomoldable layers provides precision while the Neoprene toe box ensures comfort. Features: Double layered thermomoldable liner for complete customized precision Articulated instep buckle for better wrapping Extra wide strap for power transmission and precise ski control Walking pads Double canting adjustment Flex rivets Articulated buckles My CF Pro liner Neoprene toe box My Custom fit sole Flex index: 110 Strap: 45 Last: 100 Weight: 4500