[Can be Reused](The cover can be easily removed with the Can Opener we have included)Our reusable mason jar lids are made of high-quality tinplate and have corrosion resistance in daily while can withstand high and low temperatures. Can be used in refrigerators, microwave ovens and dishwashers. [Easy to ]Making the jar sealer is centered and pressed firmly over the lid of the canister, one end of the jar vacuum sealer hose to the machine's accessory port and the other end to the top of a lidded Mason jar, manual quickly extracts the from the jar. About 5-7 of manual pulling, the can be exhausted to the sealing state [Portable Vacuum Sealer] Do you have these troubles?No vacuum sealer? Or your vacuum sealer is too big to take it outdoors? 't worry This manual pump can vacuum sealer to pump out of the mason jars. It will be your portable and more affordable choice of vacuum sealer [Meet All Your Vacuum Seal Needs] Our food vacuum sealer kit will help you remove the from the mason jars and extend the life of your stored food color:As shown Material:Plastic + Metal Package Contents: 1 x Wide Mouth Sealer 1 x Regular Sealer 1 x Hose Connector 1 x Extension Silicone Hose 1 x Manual Pump 1 x Can Opener 2 x Wide Mouth Mason Jar Lids(86mm) 2 x Regular Mouth Mason Jar Lids(70mm) Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.