1:PVC Stationery Zipper bag 2:Size 17.5 x 10 cm ... school&office stationery. This is our new stationery zipper bag,which produced by DongGuan HaoXue Stationery Co., ltd. ... of all sorts of plastic packaging products, such as PVC bags/ boxes, vaccum blister, thermoforming clamshell, hand bags ... , we offer you the following features selecting.1: Material: PVC ,PET, BOPP , PE , PO ,CPP available2:Thickness: ...