👍【Complete Sealer Kit】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 MANUAL VACUUM PUMP( for Manual Air Extraction), 1* LID OPENER (for Easily Open Lids ), 2* Wide-mouth Mason Jar Lids (86 mm) and 2* Regular-mouth Mason Jar Lids (70 mm), 1*User Guide..👍【AUTOMATIC and MANUAL DUAL USE】Compared with other vacuum sealers that can only suck out the air with FoodSaver vacuum sealer machine, our vacuum sealer for jars is equipped with a manual vacuum pump.If you don't have a FoodSaver vacuum sealer, you can use a hand pump, which will pump out the air in the mason jar. And the manual portable vacuum pump is very easy to carry when traveling or having a picnic..👍【Equipped with LID OPENER】 Can't open the sealed Mason Jar lid in time? Don't worry, we have a dedicated lid opener that allows you to open Mason lids easily. The compact and delicate aluminum material design makes it durable and portable..👍【Durable & Safe】Vacuum sealer for jars is made of high-density ABS plastic, BPA free, non-toxic and odorless. Easy to clean by hand or in the dishwasher. Sealer creates an airtight vacuum seal on the jar lid to keep food fresh and prevent odors and moisture. The canning jar vacuum sealer is ideal for the safe storage of foods, such as jams, chocolate sauce, rice, mustard and dry foods..👍【Great Service】Our Foodsaver Accessories come with user guidance. If you have any questions about our mason jar vacuum sealer, please do not hesitate to contact us immediately and we will provide you with a satisfactory answer within 24 hours.