The Dalbello Boss 110 is an awesome option for advanced level all mountain skiers with a medium to wide forefoot and medium volume calf. Tons of power transmission and vibration dampening with the Cabrio Design, which integrates the cuff and shell to a Kinetic Responsive Tongue Closure. Take your boots into a qualified ski shop and put My Fit technology to the test which allows the shell and liner to be full heat moldable, for custom fit. Contour 4 Constructions specifically maps the anatomical contours of your feet for custom comfort pockets for enhanced feel. The IF Performance liner comes with an instantaneous fit the minute you slide your foot into the boot but fit can be enhanced in minutes after heat molding the liner. The Inverted Forefoot Buckle latches on the opposite end to avoid any breaks or bends. Get a boot that will keep your foot comfortable and warm for long shred sessions with the Dalbello Boss 110.