It’s easy to be motivated to move when you have the all-day comfort of the men's 608v5. Leather upper. Weight:382 grams (13.5 oz). Internal midsole shank adds midfoot structure and support. Polyurethane insert provides excellent cushioning for all-day comfort. IMEVA (injection-molded EVA foam) midsole for firm yet flexible cushioning. ABZORB midsole absorbs impact through a combination of cushioning and compression resistance. Slip resistant outsole properties are tested according to ASTM F2913 to provide superior traction under various surface conditions. Removable Insoles Suitable For Orthotics.