Material: The storage tank frame is made of high quality material, strong, , anti-rust, and can be used many times. Easy to store: can hold 8 pint or 7 quart cans, easy to fold and easy to store. Corrugated shape: The corrugated shape of the can handle is placed of the can for easy storage and removal. Practical handle: The handle of the canner can store or help you take out all the cans from a large pot of boiling water. Tips: When storing or canned jams and other foods, you can lift the cans. The height of the cans should be higher than the height of boiling water to that they are scalded by the water.