[Jar Vacuum Sealer Kit: You will get 1*Wide-mouth sealer 1*Regular-mouth sealer 1*Hose Connector 1*Adapter 1*Manual air pump 1*Lid opener 3*Wide-mouth mason jar lids (86mm) and 3*Regular-mouth mason jar lids (70 mm) 1*User guide Upgrade Rubber Seal: We upgrade the structure of the gasket ring so that it won’t pop out after vacuuming; and extended the length of the rubber seal to match all shapes of mason jars let the vacuum sealer fit nice and tight to the mason jar no air leakage when vacuuming Widely Compatibly: Our mason jar sealer and accessory hose is compatible with FoodSaver vacuum sealer machine(Using Apapter to Connect) and other machines that have an external suction port; Not compatible: FM2000 FM2100 FM2500 FM4800 FM2900 FM4900 FM5800; VS0160 VS1130 VS0100 VS0150 VS220 FM1100VS1120 Hand-held Vacuum Sealer: If you don’t have a vacuum sealer machines or your machine is not compatibly you can use our manual air pump to pump air out of the mason jars. Note: Insert the hose port into the jar sealer and handheld pump can seal easier Extend freshness &lock in Flavors: Using our universal jar vacuum sealer for regular and wide mouth mason jars canning can extending food shelf life and stay as fresh as the first time you opened suitable for liquid and dry like jams spices dried beans rice and cerealetc]