It’s easy to be motivated to move when you have the all-day comfort of the men's. Leather upper. Long-lasting comfort. Internal midsole shank adds midfoot structure and support. IMEVA (injection-molded EVA foam) midsole for firm yet flexible cushioning. Our MX608BB5 & MX608UN5 classic trainer features super-soft cushioning and a durable rubber outsole to deliver the support and comfort your feet need daily. Removable Insoles Suitable For Orthotics.