The DC Gizmo Boa Snowboard Boot combines Boa speed lacing and traditional laces into an all-mountain monster that"ll handle just about everything from park laps to pow-filled chutes. DC"s Constrictor hybrid system gives you twist-and-go Boa convenience on the boot"s lower half and traditional laces on the upper half for a dialed, supportive fit you can customize to match whatever you"re riding that day. Product FeaturesUpper Material: syntheticClosure: Boa lacingWaterproofing: Lining: BravoRemovable Liner: yesThermo-moldable Liner: yesLiner Closure: Flex: medium-stiff (7 of 10 on DC"s scale)Sole: UniLiteMidsole: Footbed: Weight: Recommended Use: freestyle, all-mountainManufacturer Warranty: 1 year