Make the most of your walking work out with the SKECHERS Shape Ups-Optimize exercise fitness shoe. Smooth nubuck upper in an athletic trainer with stitching overlay and perforation detail. Simulates walking barefoot on a yielding surface such as sand. Lace up front. Padded collar and tongue. Fabric shoe lining. Cushioned insole. Firm polyurethane frame supports and stabilizes the foot. Kinetic Wedge super soft foam midsole designed to absorb shock and provide exercising effect. 1 1/2 inch midsole height at highest point in center. Specially sculpted rubber outsole for natural propulsion. For best results use a heel to toe rolling gait. Comes with a detailed exercise guide to get the most out of your Shape-Ups!.