Food storage bags The product is a set of 40 large rectangular 1 gallon Mylar bags with a total thickness of 16.0 mil. These reusable bags are made of food grade laminated Mylar, featuring a zippered closure for easy access. The bags are ideal for storing and preserving food items such as camping supplies, freeze dryer food, and provisions for hurricane preparedness. With a capacity of 1 gallon per bag, this 40-pack of Mylar bags from foodvault is a durable and versatile solution for long-term food storage