The automatic food sealer machine includes 20PCS vacuum sealer bags (10pcs 4"x6", 10pcs 6.6"x10"). The 11 inches sealing bag is the maximum length of this food sealer machine. Item net weight: 1.3lb.If you have a food saver vacuum machine, you can buy a lot of food when you inconvenient to go shopping outside and the vacuum sealing process extends the freshness of the food, save your time and money.The automatic air sealing system preservation can keep the food from getting freezer burned, molded, spoiled, reduces spoilage and food waste.Food saver and freezer space saver. Easily identify different foods with the clear vacuum seal bags and save space by removing air for even easier storage.Lightweight and easy to use the food vacuum sealer machine. It has two modes based on your different types of food preservation, Vacuum Seal and Single Seal. For detailed usage, please refer to the instruction manual.