With comfortable and adjustable rugged straps, this performance sandal with grippy sole is versatile and adaptable for long days spent outside around water. Features Waterproof synthetic upper Dual top and back strap hook and loop closure system for quick adjustability Neoprene lining Molded nylon arch shank Merrell Air Cushion in the heel absorbs shock and adds stability Lightweight EVA foam midsole for stability and comfort Merrell sticky rubber outsole with durable traction that grips when and where you need it Weight: 1lbs-3.74oz, 560g