The Omnium Leather sandal is versatile enough for all of your adventures. Waterproof full-grain leather upper. Quick-release buckle for easy entry/exit. Integrated toe-protection. Microfiber topsole cover provides all-day comfort. Encapsulated Shoc Pad in the heel. Soft, compression molded EVA midsole. Non-marking, Spider Rubber outsole. Shoc Pad: A blended polyurethane/EVA unit in the heel cup that evenly transfers the energy of impact throughout the footbed and away from the heel. This energy return actually provides greater spring with each forefoot push-off. Spider Rubber: A patented process produces Teva' s most versatile rubber compound that successfully blends high friction and good durability, and performs exceptionally well on wet and dry terrain. Measurements: Weight: 13 oz Product measurements were taken using size 9, width D - Medium.