With the Waimea H2, youll step right into bliss! Quick drying polyester webbing straps. KEENs patented toe protection. Metatomical EVA footbed with AEGIS Microbe Shield. AEGIS Microbe Shield treated lining for anti-odor, anti-microbial protection. Compression molded EVA midsole absorbs shock and adds cushioning. Features KEEN.Cork which is a renewable and more natural form of cushioning that helps reduce the impact on your feet and the environment. Non-marking, two-part, lightweight rubber outsole. Measurements: Weight: 9 oz Product measurements were taken using size 8.5, width D - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.