Durable synthetic upper. The shoe is lined with lightweight, breathable mesh that keeps your feet cool and comfortable. The hook-and-loop closure lets you put the shoes on and off quickly for a perfect fit, and the injection-molded strap ends provide improved grip. The cushioned Shoc Pad in the heel absorbs impact with every step, and the soft microfiber insole feels comfortable on your foot. The EVA foam midsole is extra lightweight and cushioning. Durable Spider Rubber outsole withstands intense use and provides great grip. Aegis, antimicrobial treatment to reduce odor. Ideally suited for light hiking, city walking and everyday wear.