Aluminum foil zipper bags are a packaging solution that combines high barrier properties, sealing performance and convenience. They are made of multi-layer composite materials. The front is designed with a transparent window (usually made of PET or transparent PE), which can directly display the contents while retaining the light-blocking and moisture-proof characteristics of aluminum foil. They are widely used in the packaging needs of the food, pharmaceutical, electronic components, cosmetics and other industries.

Coffee bag with air valve is a kind of bag designed for storing coffee beans, with one-way exhaust valve function, can effectively lock the freshness of coffee. ‌

Product characteristics
‌ one-way exhaust valve ‌ : This design makes the gas can only be discharged one-way, can not enter, so as to prevent the coffee beans from moisture and oxidation, maintain its freshness and aroma ‌
‌ eight-side seal design ‌ : The bag adopts the eight-side seal design, which is not only stable, but also can effectively isolate the air to ensure the best preservation of the coffee beans ‌
‌ moisture and anti-oxidation ‌ : The eight-sided sealing bag with air valve can effectively prevent moisture and oxidation and extend the shelf life of coffee beans ‌.
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High strength: it can withstand a certain external force, and it is not easy to be damaged during transportation and storage.
The extension performance is good, the deformation modulus is large: it can adapt to a certain degree of stretching and deformation without breaking.
Acid and alkali resistance, corrosion resistance: suitable for packaging a variety of products with different chemical properties.
Aging resistance: It is not easy to deteriorate during long-term storage or use, so as to ensure the effectiveness of the packaging.
Good anti-seepage performance: effectively prevent the packaged products from leaking or being invaded by external substances.
 

• ‌OPP bag ‌ : The main material is ‌ Polypropylene, especially Oriented Polypropylene, which has excellent transparency and gloss.
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• ‌OPP bag ‌ : with high transparency, good moisture and dust resistance, as well as anti-static properties, so that the goods can be kept clean and dry after packaging.
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• OPP bag ‌: due to its high transparency and good display effect, it is often used in occasions where goods need to be clearly displayed, such as food packaging, clothing packaging, stationery packaging, etc., and it is also widely used in fields where the quality of goods needs to be protected.

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New Style - 50 Count of 12 Oz Flat Bottom Box Pouch Bag with Valve and Zipper
Hold 12 oz of ground Coffee
Size :[H x W x Gusset]: 7-7/8 in X 5 in x 3-1/8 in
Package Dimensions: 14.76 x 12.24 x 3.46 inches
Item Weight: 1.7 pounds