Designed to make it easier to adjust your foothold and performance throughout the day, Salomon’s Supra BOA 110 challenges traditional boot constructions to give you a new standard of perfect fit. Featuring the BOA Fit System, it offers more consistent foot-wrapping for more comfort and control on the slopes. Salomon Mens S/Pro Supra Boa 110 GW Features: Power spine: This metal plate links the cuff and the shell to provide strong back support, progressive rebound out of the turn, and powerful forward flex no matter the snow conditions. 1 screwed BOA Fit System: The BOA Fit System delivers micro-adjustable, precision fit engineered to perform in the toughest conditions. It also offers superior heel hold and edge-to-edge control. Exowrap construction delivers perfect heel and ankle hold, increasing your control on the slopes. Strategically placed thinner-shell walls, the BOA dial, lace and guides increases the number of forefoot adjustment points for a more precise fit.