Vacuum Bag for Food, Available in 9 Colors, Customized Sizes are Accepted Various ... technologyCustomized sizes and specifications are welcomeMaterials: OPP, CPP, PVC, PE, PA, PP and othersImported advanced machines: 9-color gravure printing press ... multifunction machine, GSD-40BZ mid-side-seal machine and others Vacuum Bag for Food, Available in 9 Colors, Customized Sizes are Accepted