Versatile: Vacuum jar sealers are suitable for regular mouth and wide mouth jars and cans. suck out all the air with a hand pump, then seal the jar. SAFE MATERIALS: The vacuum tank kit is made of food grade silicone and plastic, which is safe to use. Soft, durable, flexible and -resistant, easy to clean. Kitchen Helper: Suitable kitchen, a good helper for sealing jars, extending the life of stored food. EASY TO STORAGE: This vacuum can kit is easy to use, small, easy to , reusable and affordable. Type: Canned Vacuum Accessories color:As shown :Plastic + Silicone Package Contents: 4 x Removable cover 1 x Air pump 2 x Sealing cover 1 x Hose 1 x Can opener Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.