Mason jars are a great way to store foods and food sever jar sealers you can keep your foods fresher longer. Our jar sealers come in two sizes to match two sizes of standard mason jars regular and wide mouth. How to use the Jar sealer Step 1: Give your mason jar a quick rinse and dry to be sure is clean and ready to seal Step 2: Put the food into the mason jar, fill your mason jar leaving at least 1 inch from the rim of the jar Step 3: Place the mason jar lid on top of the jar Step 4: Place the jar sealer on top of the lid and press down firmly to snap it into place. Be sure your jar sealer fully covers the entire rim of the mason jar Step 5: Insert the hose into the top of the jar sealer. Be sure your accessory hose is attached to your vacuum sealer and ready to seal Read more Long-term Food Storage System Keep your fridge, freezer and pantry in good order with this long-term food storage system that maintains taste and flavor of frequently used products such as pasta, soups, jams, sauces, cereals, flour, sugar, crisps and biscuits over time. Compatible with Major Brand Vacuum Sealers The Magic Vac Wide-Mouth Jar Vacuum Sealing Hood allows you to create an airtight vacuum seal on wide-mouth mason jar lids using any major brand vacuum sealer model that has an accessory/canister function. Vacuum Hood Cleaning & Care This Wide-Mouth Jar Vacuum Sealing Hood is BPA free, odor proof, and stain resistant. When using the vacuum sealing hood, make sure contents in the mason jar are at room temperature. After use, clean by hand washing with mild soap and water. Read more Package included: 1*Wide-Mouth Jar Sealer 1*Regular Jar Sealer 1*Accessory Hose