Detail:Outdoor inflatable event tentThe material we used is the commercial grade PVC tarpaulin which is mesh reinforced, and both side PVC coated.The warp and weft tear strength is 306.5N and 2603N respectively. ?It is vert durable.It is a double layer structure,thickness of wall is about 0.5m.So the internal available size is about 20mLx 9mW.It can be accept about 150-180 peolple have a meal inside or about 300 standing people for party or concent. Customized can be acceptable.If any special requirement and question pls feel free to contact us.Instruction of packing and storing.