Northwave Extreme Tech MTB Plus Camo/Orange Fluo. Thermowelded Unibody Upper Featuring Biomap Technology For Better Fit And Reduced Weight Reinforced Sides And Toe Box Provide Maximum Protection S.L.W.2 Retention System Featuring Step-By-Step Adjustment For Tightening And Loosening Fit. Lifting Button Allows A Complete Release Of Tension For Quick Removal Ultralight Full Carbon Mtb Outsole With Uni-Directional Carbon For Maximum Stiffness And Reduced Weight Integrated Vibram Rubber Cleats For Incomparable Grip