Features of the Merrell Men's Recupe Lace Shoe Knit Upper Traditional lace closure Heel counter for added security Removable EVA foam insole Merrell Air Cushion in the heel for comfort A more responsive compression-molded EVA Midsole for increased energy return and comfort FLEXconnect flex-grooves for good flexibility Vegan-friendly M-Select GRIP Outsole tunes each Outsole with durable traction that grips when and where you need it 3mm lug depth