PackFreshUSA Wholesale: 500 Pack - Gallon 7 Mil Seal-Top Stand Up Mylar Pouch
All Mylar bags must be heat-sealed, (even zip bags) which is easily done with household iron or hair-straightening iron. (500) 7 Mil One Gallon Seal-Top Stand Up Mylar Pouch Bag (10.25" x 11.5" x 5.5").