Upper: Overlasted, water friendly strap with soft padded lining Footbed: Soft and sustainable sugarcane EVA footbed molded Outsole: Non-Marking rubber outsole for durability and traction Warranty: Reef wants to make sure you’re satisfied with your purchase. All Reef products are covered by a manufacturer defect policy for up to one year from the date of purchase Reef: Since 1984, Reef has been making high quality, ultra-comfortable footwear. Making sandals and shoes that take you from the beach to the streets and everywhere in-between