... ... PVC, PET, PP, PS tray gold chocolate tray15pcs for chocolate boxes 1,Material: PVC,PET,PP,PS material with different thickness2 ... ,Shape: Round,oval,square,rectangular,oblong,boat3,Usage: This blister tray is mainly for transportation of the electronic products.Also ... the cheaper9, Comply with safety requirement10,load port: Shanghai,China Blister packing trays vacuum forming machine