SHXWELL 5 Gallon Mylar Bags With 2500CC Oxygen Absorbers and Labels, 5.2 Mil 17"X27" Heat Sealable Mylar Bags For Food Storage (20) Food Grade Materials: Our mylar bags are made using food-grade materials that are safe and eco-friendly, Durable, and Tasteless. Thicker Thickness: The thick of the mylar bag is 10.5 mil, one side is as thick as 5.25 mil. It has an added internal layer of aluminum foil which provides excellent durability, puncture resistance, and prevents light and air permeation to keep your food safe, ensure that you can store your food for a longer period. Premium Oxygen Absorbers: Each pack of 1 absorbers comes pre-packaged in a factory vacuum-sealed pouch to reduce product exposure and waste. Easy to Use: Sealable with a hot iron or heat-sealing machine. Prevent your food from exposure to air, light, odors, and moisture. It has a U-shaped tear on the side for easy opening. These mylar bags can be resealed after opening. Multi-Purpose: Used to dehydrate food for storage, including grains, beans, oats, dried fruit, candies, coffee beans, tea, etc.