Waterproof synthetic leather upper. Moisture wicking lining. Adjustable instep hook and loop strap. One-pull bungee lacing with Easy-Grab Lace Lock. Salt water resistant. Moulded EVA footbed for cushioning and comfort. Odour-eliminating, natural and non-toxic Cleansport NXTTM treatment. COVE non-marking synthetic rubber outsole with toe guard.