width js-product-description Product__Description-text text-break-word"> Vacuum Sealing: This food vacuum sealing kit can be used in combination with a vacuum sealer to help you remove all air from the glass jar and extend the life of stored food. Material: This jar sealer is made of high quality food grade silicone material, which is very safe and healthy, and the unique design keeps the mason jar vacuum sealer away from food and avoids the growth of mold and bacteria. Airtight Food Storage: The jar sealer creates an airtight vacuum seal on the jar lid, keeping food fresh and preventing odors and moisture. Keep food last longer. Dishwasher Safe: This vacuum silicone sealer is very easy to clean and can be washed directly in the dishwasher, safe and durable, no manual cleaning required. Widely Used: This universal vacuum jar sealer is suitable for all mason jars, compatible with most brands of countertop vacuum sealers, and also works with some brands of handheld vacuum sealers.