A new twist on a classic design, the Amsterdam is the right mix - sporty and casual, offering style, function, flexibility, and comfort for everyday wear. Waterproof leather and synthetic mesh upper. Moisture wicking synthetic lining. Removable leather covered metatomical footbed. Slip-on with gored instep and hook-and-loop fastening. Non-marking, crepe-inspired carbon rubber outsole. Weight: 9.2 oz. (260 g). Flats, Water Shoes.