Expert skiers can find performance-minded features in the newly designed KR2 Pro I.D. The bi-injected cuff is laterally stiff and the fully-injected shell fits like a race boot, complete with a 98 mm last and three buckle Cabrio design. But Dalbello adds relief with the Contour 4 Fit system, which uses interchangeable tongues and footboards along with a moldable High Density ID Thermo Pro Custom Fit Liner to customize fit.