Opens cans of all shapes and sizes... every time! Safe: No sharp edges on can or lid. Easy: works on the side of the can so the rim is visible while cutting. Self attaching: the opener automatically attaches to the rim of the can. Side attaching: you can easily see how much of the can has been opened Replaceable lid: the cut is so clean that the lid can be replaced neatly on the opened can for short-term food storage. Hygienic: The lid cannot fall back into the food, and the cutting wheel never comes into contact with the food. High quality carbon steel cutting mechanism. High-tech polymer body for strength and durability.