... .material: PET/AL/PE 3.with tear notch laminated material spice bag Material StructurePET/PE, PET/AL/PE, PET/CPP, BOPP ... bag, gusset bag, film roll, etc.UsageCoffee, tea, snack, beverage,spice, juice, seed, etc.ColorUp to 8 colors SizeAs per customer ... QualityStrong Sealing Strength, Non-Leaakage and non-breakage laminated material spice bag