Coffee Bags with Valve(60pcs,16 oz,1 lb) Vented Coffee Beans Packaging Bags High Barrier Aluminumed Foil Flat Bottom Heat Sealed Side Zipper Resealable Storage

Size:[5.3×10.2+3inch (13.5cmX26cm+7.5cm),volume of 16oz/1lb/453g, aluminum foil flat bottom reusable side zipper coffee bags with one-way air valve,one-sided thickness of 0.15mm] Material: [The overall appearance adopts a high-end matte white+black color.Safe BOPP+PET aluminum foil+food-grade PE,3-tier design make it stronger, block light.In order to keeps coffee from odor or moisture,ensure the taste of coffee or powder in the bag, and can also be transported over long distances,in use at the same time need to match sealing machine.] How to use: [1.Put the items to be stored 2.Use sealing machine(we have not sell it) to seal the top of the bag 3.Squeeze out the air from the bag through the degassing valveThe one-way air valve keeps the coffee beans and roasted coffee fresh. Excess gas flows from the inside to the outside without returning gas, keeping food fresh.] Functions: [Not only to ensure that the coffee is fresh, but also to store other nut snacks candy flowers tea and herbal and so on;You can put your own brand label on the surface as a retail or sample display bag.]