Aging of wine, Aromatised wine, Barley wine, a beer, Beverage, Conditum Paradoxum, Fortified wine, Fruit wine includes rice wine, pomegranate wine, apple wine and elderberry wine Feature 1. Heat seal, strong sealing strength, non-breakage, non leakage 2. Colorful and vivid printing, up to 10 colors 3. Moisture proof,light proof,air proof, vapor proof, odor proof, and punctures proof. 4. Durable, rugged Bag Type Bag Type: Stand up bag, 3-side sealing bag, zipper bag, middle heat sealed bag, side/bottom gusset bag, spout bags, aluminum foil bag, kraft paper, irregular shape bag etc. Heavy duty zippers, tear notches, hang holes, pour spouts, and gas release valves, rounded corners, laser scoring or laser perforation,knocked out window providing a sneak peak of what inside: clear window, frosted window or matt finish with glossy window clear window, die – cut shapes etc. http://www.princepackaging.com