Coffee bag is a packaging bag for coffee beans and coffee powder. In many commodities, customers not only pay attention to the brand awareness of coffee itself, but also the packaging design of coffee bag is a very important factor affecting their purchase.
More importantly, how can customer get a good quality coffee without unwrapp it?
Its very Simple, you just need to check if the coffee bag whether with a air valve!
- Since the roasted coffee beans produce carbon dioxide, this valve can discharge the carbon dioxide into the bag. In addition, it can block the oxygen from outside the bag into the bag to oxidize the beans, thus ensuring the fresh quality of the coffee and eliminating the risk of bulging or bursting of the coffee bag.
- Install an air valve on the coffee bag, and customers can directly squeeze the bag when they buy it. The aroma of coffee comes directly from the bag, so that customers can smell its aroma, so that customers can better confirm the freshness (quality) of coffee.
Therefore, it is very important to install air valves on coffee bags. To be more accurate, professional coffee packaging bags must have air valves!
