Flats’ wading boots. Made of thick, 5 mm neoprene. High upper perfectly prevents the ankle against the abrasion and the sand. There is an YKK zipper for easy taking on, with Velcro additional closure. Robust, hardened, anti-slip sole is perfectly adapted to walking on the rocky, coral surface, securing against the mussels or sea urchins. The upper and the ankle part were reinforced with rubber in TPU system.