PackFreshUSA Mylar Bags and Oxygen Absorbers

Oxygen absorbers contain iron powder that reacts with the oxygen inside the sealed bag. As the iron oxidizes, it pulls the oxygen out of the air, creating a nitrogen-rich environment that prevents spoilage and inhibits the growth of aerobic bacteria.

No, these bags are designed for single use. Once you cut the bag open to access your food, the seal is compromised, and the bag cannot be resealed effectively for long-term storage.

Yes, you will need a heat sealer or a standard household iron to create an airtight seal. Simply place the open end of the bag between the heating elements to fuse the plastic layers together.

Yes, the packets are designed to be placed directly in contact with dry food items. They are sealed in a food-safe material that allows gas exchange while keeping the iron powder contained.

This system is ideal for dry, low-moisture goods like rice, beans, grains, pasta, and dehydrated foods. It is not suitable for foods with high moisture content, as that can create an environment where harmful bacteria can thrive.