The details of the inflatable castle: 1,size : 4x4x3 meter and the size can be adjusted according to your actual needs 2,material :0.55mmPVC tarpaulin 3,usage : for rental business ,amusement park ,family use and other commerial purpose business 4,accessories : CE/UL air blower , repair bag (including the material ,gule ,needle ) 5,transportation : by sea, by air ,and express The material test as follows : MaterialTest TestResult MaterialTest TestResult TensilestrengthN/5cm Longitudinal 500-1000 Whetherirritanttoskin No Latitudinal 500-1000 TearingResistanceN Longitudinal 200-400 PeelingstrengthN/5cm 39-90 Latitudinal 200-400 Weightg/m2 400-650 PressureresistanceN/cm2 >19.6 Off-flavor Without Whetherpoisonous No Flameresistances 3 Normalusageperiod 10000person-trips and the technology description for your reference :