... pack the food directly2,good airproof and moisture resistance3,food grade,non-toxic,eco-friendly4,suitable for high-speed automatic packing ... packaging fields for 15 years,and we will continue to present the world with our quality products and cooperative services.We ... /PET12+NY15+AL7+CPP702. Stand-up pouch with zipper,food grade,material structure:PET12/LDPE45-150/OPP30/PET.VM12/CPP/OPP ...