For the inflatable zorb ramp, we use the best of 0.55MM PVC tarpaulin material. We can do different size as your requirements. It is application for zorb. High quality with competitive price will be provided. Material of this water roller ball: 0.55MM PVC tarpaulin Size of water roller ball: 15Lx4.5Wx5Hm Gross Weight: 380KG Packing size: 180x100x100CM Unit price: negotiated Maximum players: 2 persons Application: zorb Leadtime: 7 days after received the deposit Shipment term: by DHL to your door, sea or air are optional Payment term: by T/T or Western union MOQ: 1PC; The more, the cheaper Accessories; fixing kit(fixing material and glue) Remark: it' s made with excellent welding machine made in USA which has stable performance.