Unisex ski boots with flex 110 are ideal for very good skiers. A new model of Hero ski boots offers a completely new design and many technological improvements. They are equipped with the latest Dual Core technology, ''power injection'' method allows the simultaneous injection of two different durometers of plastic at the exact same time. The liner is thinner, pre-shaped, filled with extra dense foam and together with an anatomically shape offers comfortable fit. The width of the hoof is 100 mm, which is a medium fit with better comfort in the area of the toe. This model is Gripwalk compatible, special soles sold separately.