Wallaby Goods provides the best mylar zipper bags. These bags are thick, heat-sealable bags with premium oxygen absorbers. They have a layer of aluminium within the bag that helps protect food. These bags can be used with 5-gallon food storage. They have an airtight zipper that protects the food. To know more, visit: https://wallabygoods.com/products/5-gallon-mylar-zipper-bag-bundle