Vacuum food bag is a healthy and economical way to keep your sealed food fresher up to five times longer than alternative storage methods.Greatly protects food against freezer , spoiling and unsavory odors. One side of this vacuum storage roll has an embossed dotted pattern with embossed air-removal channels for maximum air extraction.The other side is a glossy transparent design. Come with 3 vacuum sealer rolls, 8 inch wide. Compare with the pre-made bags, vacuum roll is much more economical, you can make a bag and cut the size of the vacuum bag you want. Compatible with all types of vacuum sealers. The thick vacuum rolls can not only be sealed, but also suitable for microwaving, freezing and boiling. Vacuum bags can be used for packaging a wide range of products such as meat, processed meat, cheese, seafood, vegetables, fruits, pasta etc.