Garmont Women's Momentum GTX Trail Sport Performance Shoe 100% Mesh and microfiber Vibram sole Midsole is a compression molded EVA for light weight and fast paced flexibility and shock absorption cell in the heel strike area provides maximum protection with minimum weight. Heel stability and a decrease of initial pronation at mid foot and sidewall protection Forefoot protection from anatomically angled grid for natural flex Semi blocked heel and toe area, forefoot lugs are rear facing for traction Mid foot lugs are large and square cut for added stability