Water ball Water ball, water walking ball, inflatable water ball Description (1) Size: 2m diameter or 2.2m/2.5m/2.8m/3m/3.5m (2) Material: 1.0mm TPU material suitable for EN-71 standard, no toxicity to human, resistance to 20 degrees below zero centigrade. (3)Weight: 17KG (3) Technics: The zip we use is the best one TIZIP imported from Germany which is strong and resistant for operation. (4) Our newly designed water walkers have their own superiorities which are safe, Environmental, fashionable and very easy to operate