Derived from Tecnica's World Cup race boot, Diablo Magma provides the high flex index and performance fit required by demanding all-mountain skiers. With a flex index of 115, the Magma provides instantaneous energy transfer for high-end responsiveness in and out of turns. Diablo last features a low-volume heel, ankle and leg shaft for firm, responsive fit; toe box is sized for a moderate to high-volume forefoot. Boot positions foot to efficiently use both uphill and downhill ski edges; low ramp angle and significant forward lean accommodate modern technique. Three-density construction uses materials of different hardness to offer the best performance, fit and comfort. Twin supports in upper cuff improve cuff wrap and distribute energy laterally, enhancing performance and reducing pressure on the center of the shin. Rapid Access creates a strong, sleek cuff profile, provides lateral strength and improves cuff wrap and closure. Patented Dual Pivot allows alignment in two dimensions--axis