Description Introducing our Mason Jar Vacuum Sealer Kit, crafted from food-grade 304 stainless steel. This stainless steel material ensures safety, making it for preserving your food. The vacuum sealing design enhances the freshness of your stored items, preventing spoilage and extending shelf life. Ideal for various jar sizes, this versatile kit is a must-have for any kitchen. Features -Color:Silver -Material:Stainless steel, ABS -Mouth Vacuum Lids Size:7.40X7.40X1.60cm/2.91X2.91X0.63in -Wide Mouth Vacuum Lids Size:8.90X8.90X1.60cm/3.50X3.50X0.63in -Air Pump Size:17.50X7.20X4.70cm/6.88X2.83X1.85in -Crafted from 304 stainless steel, this vacuum sealing lid ensures the utmost safety for all your food storage needs, making it a reliable choice for your kitchen -The innovative vacuum sealing design significantly enhances the freshness of your food, allowing you to preserve various items for extended periods without compromising their quality -Designed to be compatible with a range of jar sizes, this versatile lid offers unparalleled convenience, making it easy to store different types of food in various containers -Canning supplies mason jar vacuum sealer wide mouth jar vacuum se jar vacuum cap vacuum jar system mason lid sealer for long-term storage -Featuring a tight seal, this lid effectively prevents food spoilage, maintaining the original taste and quality of your stored items, so you can enjoy them at their bestPackage list: 2 x mouth vacuum lids 2 x wide mouth vacuum lids 1 x air pump