... , FRP, TPU 1.0mmLoad weight: 200kg Advantages of New Water Roller BallNo.1: No inflatable Old water roller ball ... not have the feeling with the water. The new roller only has a single material, players will have the impressive ... it's repaired, maybe it still leak air. The new roller ball is easy replaceable, the two PE wheels ... you just need to replace it, it will become a new roller ball immediately!