ABZORB midsole absorbs impact through a combination of cushioning and compression resistance  IMEVA (injection-molded EVA foam) midsole for firm yet flexible cushioning Internal midsole shank adds midfoot structure and support Leather upper Polyurethane insert provides excellent cushioning for all-day comfort Slip resistant outsole properties are tested according to ASTM F2913-18 to provide superior traction under various surface conditions New Balance MX608V5 Men’s Slip Resistant Shoes