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Coffee bag with valve

Custom Stand-Up Coffee Bags with One-Way Valve & Resealable Zipper

This custom stand-up pouch is equipped with a one-way degassing valve and a resealable zipper. It is available in a wide range of sizes.
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Custom Stand-Up Coffee Bags with One-Way Valve & Resealable Zipper

This custom stand-up pouch is equipped with a one-way degassing valve and a resealable zipper. It is available in a wide range of sizes.

After roasting, coffee beans release a significant amount of carbon dioxide (CO₂). If sealed immediately in ordinary packaging, the accumulated gas can cause the bag to swell or even burst.

The one-way valve allows CO₂ to escape from the bag while preventing external oxygen from entering.
This creates an ideal "outgas-only" environment, helping preserve the coffee’s peak flavor and extending its freshness.

In addition, the resealable zipper enables easy reopening and reclosing, ensuring continued protection after initial use.


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