KEEP FOOD FRESH: With the help of mason jar vacuum sealer kit, you can quickly and easily remove air from mason jars to create a vacuum seal, which keeps food fresh for longer and prevents food from getting moldy, spoiled and wet. Great for jam, pickles, nuts, salads, dried fruit, coffee, grains, seeds, herbs, sauces, mustard, honey, sugar, flour, pasta and more. Keep your food as fresh as the first day after a week of storage..WHAT YOU GET: Electric Jar Sealer Kit Meet All Your Vacuum Seal Needs, 1* Wide-mouth sealer, 1* Regular-mouth sealer, 2* Hose connector (1 for FoodSaver vacuum sealer machine, 1 for extension hose to connect to other vacuums), 1* electric vacuum pump, 1* Lid opener (for easily open Mason lid ), 2* Wide-mouth mason jar lids and 2* Regular-mouth mason jar lids, 1*User Guide..EASY TO USE: The food vacuum sealer with jar sealer kit fits wide-mouth and regular-mouth mason jars (excluding mason jars). Making sure the electric vacuum pump is centered and pressed firmly over the lid of the canister, align the interface and start the vacuum pump for about 6-10s, the air can be exhausted to the sealing state, reducing spoilage and food waste. Food saver jar sealer attachments are easy to clean, washable, and dishwasher safe..FOOD SAFE & BPA FREE MATERIAL: Mason jar vacuum sealer is made of high density ABS plastic, BPA free, non-toxic and tasteless. Easy to clean. Canning jar vacuum sealers are ideal for safely storing food such as jams, salads, cold drinks and dry food. Vacuum storage can keeping food fresh and preventing odors and oxidation..A+ SERVICE: Provided 24 Hours quick customer service, it is no more worries about after-sales service. No matter what problems arise, please feel free to contact us. We will provide you with a satisfactory solution as soon as possible. Any questions? Please do not hesitate to let us know and solve them.