Reef One Slide Sandals. Great things happen when you mix water and fun. Water slides. Water balloons. And the Kids One Slide, our pintsized take on the classic women's One Slide. Made with water friendly synthetic straps and a super soft padded jersey lining for comfort. These are awesome in the sand, by the bathtub and everywhere in between. Water friendly synthetic straps with super soft padded jersey lining. Injection Molded Waterproof EVA footbed. Non-marking EVA with swell inspired design details. Imported.