Black Diamond's lightweight women's alpine touring boot, the Black Diamond Swift caters to the fast-and- light skier who wants a performance boot for the turns she's earned. From mellow skin tracks to all-out ski mountaineering, this dynamic boot is engineered throughout with women's-specific fit details for a comfortable, responsive fit out of the box. Minimizing weight is a unique 3.5-buckle design that skis with the stiffness and control of a 4-buckle boot. State-of-the-art construction keeps weight to an absolute minimum, while our revolutionary Pivoting Cuff Technology delivers the ultimate combination of freedom of motion in walk mode and instant power transfer in ski mode.