How to Use:1. Make sure the jar sealer is centered and pressed firmly on the jar lid.2. Connect one end of the jar vacuum sealer hose to the accessory port of the machine and the other end to the top of the mason jar with the lid, and quickly remove it from the jar by hand extracting air. 3. Manually pull about 5-7 times, and the air can be exhausted to a sealed state.Package Include011 x Wide Mouth Mason Jar Sealer1x Regular Mouth Mason Jar Sealer1 x Manual Air Pump2 x Accessory Hoses2 x Wide Mouth Mason Jar Lid (86mm)2 x Regular Mouth Mason Jar Lid (70mm)1 x Bottle OpenerOr021 x Wide Mouth Mason Jar Sealer1x Regular Mouth Mason Jar Sealer2 x Accessory Hoses2 x Wide Mouth Mason Jar Lid (86mm)2 x Regular Mouth Mason Jar Lid (70mm)How to Use:1. Rinse and dry your glass jar quickly to make sure it's clean and can be sealed.2. Put the food in the mason jar and fill your mason jar at least 1 inch from the side of the jar.3. Place the mason jar lid on top of the jar.4. Place the jar vacuum sealer on top of the lid and press down firmly to snap it into place. Make sure your jar vacuum sealer completely covers the entire rim of the mason jar.5. Insert the hose into the top of the can vacuum sealer. Make sure the accessory hose is attached to the vacuum sealer and is ready to seal.Use the mason-jar vacuum sealing kit to keep the air circulating and reduce food waste. Cooking will become easier, more economical, and faster.Product Name: Mason Jar Vacuum Sealer KitSpecification: Material: ABSSize:Wide Mouth Mason Jar Lid: 86mm/ 3.3inRegular Mouth Mason Jar Lid: 70mm/ 2.