· Zip closure - resealable feature adds value to your pouch and extends product freshness . Tear notch - added for easy opening. · Valves - applied onto pouch for degassing; allows air to escape from a pouch containing coffee. beans. · Tin Tie - added onto side gusseted pouches for optional sealing purposes. · Window - allows a view of your packaged product. Can be customized in any shape or size. · Surface printing - finish can be matte, glossy or a combination of both.