FootSmart Stretchables Trudy Slingback Sandals Stretch synthetic leather upper accommodates bunions, hammertoes and swollen feet. Stretch topline comfortably hugs the shape of your foot, enhancing the fit. Thermoplastic rubber outsole absorbs shock, while remaining light and flexible on your feet. Molded polyurethane foam footbed features gel inserts in the heel and ball-of-foot for added cushioning and shock absorption where feet feel the most pressure. Suede-like, synthetic sockliner and stretch fabric upper lining help reduce rubbing and irritation against your foot.