Synthetic leather and mesh upper. Hook and loop closure system. Breathable mesh lining. Removable perforated EVA footbed with Aegis (R) antimicrobial solution. Molded nylon arch shank. Merrell (R) air cushion in the heel absorbs shock and adds stability using an EVA Midsole for cushioning. Merrell rinsemaster Cupsole/Non-Marking rubber. Weight: 11 ozs.