Ergonomic moveable binding. The Pro lever protects the shift button while making it easy to unlock even with gloves on. Let the clicking sound guide it to the position you want and close the lever. Perfect skiing sensations. Improved performance. Shift the binding forward for more grip, backward for more glide or keep it in the "0" position for the best of both worlds. Experience perfect skiing sensations and improve the performance of your skin ski with this ergonomic, moveable binding which makes it easy to shift its position backward/forward.