Product name: 4 oz one-way valve coffee bag black wholesale ,
Product quantity: 800pcs ,
Product capacity: 4oz (based on roasted coffee beans)
Product color: Black.
This black 4oz flat bottom coffee bag sold by BAAAGS has a simple appearance and is an ideal choice for coffee roasters, boutique coffee brands, and wholesalers. This 4oz flat bottom coffee bag features an upright design that can hold 4oz of coffee beans and keep the bag upright. The bag is equipped with a one-way exhaust valve, similar to a one-way valve, which can efficiently discharge the carbon dioxide generated after roasting coffee beans in a high barrier enclosed space, while effectively blocking external air and light to prevent flavor loss.




























