250g 500g 1kg wholesale 5 Printable surface square box bottom pouch ,With Valve and zipper for Coffee packaging, with side sealing gusset. Customized flat bottom pouch with zipper, OEM &ODM manufacturer for coffee bean packaging, with food grades certificates coffee packaging pouches.   Flat Bottom pouch/bag, which are very stable with flat bottom, with large capacity, used for food packaging, flat bottom packaging “faces” with excellent graphics, and side sealing bags curving “faces”, Generally speaking, there is a pocket zipper of the upper part of flat bottom pouch, Pulling tab zipper or pocket zipper, which is easy to open the pouch/bag. and it is very convenient for both packers and consumers. For packers, the products can be filled through zipper without being caught in the zipper track. The kind of zipper is located on one side of the bag , with special function. while the traditional zipper is located on each side of the bag, which means that the contents may be caught in the zipper during the filling process. It is also very convenient for consumers when using Pocket zipper bags. Once the tab is torn off, consumers can use a standard press to close the zipper hidden underneath, It can bring consumers a satisfying opening and closing experience. The kind of customized flat bottom pouches are very popular for food packaging.