The RC4 120 MV BOA combines a 120 flex and mid-volume fit for precise control, comfort, and direct power transfer. The BOA® Fit System – H+i1 allows for continuous adjustment for a secure fit and maximum performance. VACUUM Fit technology ensures a customized shell fit, while the GripWalk® sole offers walking comfort and traction off-piste. The Vacuum Fit +Plus liner, made from thermoformable materials and featuring a D3O® tongue, guarantees a customizable fit with high comfort. The asymmetrical tongue supports optimal foot guidance and cushioning on the slopes.
