1.inflatable bowling bowl 2.thickness of 0.18 to 0.4 mm ... cm 4.materials meet EN71 and pass SGS Product NameInflatable bowling bowlMaterialPlasticPlastic TypePVCPlace of OriginZhejiang China(mainland)size 50cm / 40cmThickness0.18mm ... testBesides , we can do other inflatable products such as beach ball , inflatable swimming ring , inflatable swimming , inflatable hand , inflatable mattress ,inflatable ...