Crankbrothers Mallet Speedlace Clipless Bike Shoe Size:US7.5 and Varus Wedge work together includeshopping and Varus Wedge work together to increase efficiency Rotational liner: This doesn't have a rotational liner A Race Zone setback on the cleat track allows the cleat to be positioned further toward the heel for added stability when descending OUTSOLE:• Match Box optimized for any MTB pedals• Race Zone for control and stability• Ramp for easy clip in out and mud clearance• Pre installed Match Shim for Crankbrothers pedals• Pre installed cleat for Crankbrothers pedals• MC1 mid friction compound for easy exit• Directional angled & spaced toe heel lugs for traction while hiking• Ramped toe for walkability• Stiff shank for power transfer• Cushioned EVA midsole for shock absorption