Description of Technica Diablo Flame UltraFit Ski Boots For those intermediate and expert skiers the Diablo Flame high performance ski boots come fully stocked with an UltraFit2 liner for comfort and warmth while its Twin Support feature distributes pressure laterally for higher performance. Its rear spoiler adjusts to accommodate varying calf dimensions ensuring that you receive the most comfortable ride at the highest performance on and off piste. Hotter than hellfire! Features: 3 Density Technology Twin Support System Rapid Access Dual Pivot Flex Adjustment Hinged Instep Catch AVS w/ Grip Sole Diablo Alu Buckle Rear Spoiler - removable Lycra Lining Insert Neoprene Toe Box F.I.T. System Tongue Tongue Handle Pull Strap UltraFit2 Liner MSRP: $595.00 Sizes: MP 22.0 - 31.0 Fits B-D widths, 100mm Last