Patented and design awarded jar opener that fits all traditional preserving jars. The Jar Key is placed against the lid of the jar, and with a slight lift, the vacuum is released, and the lid can now be easily unscrewed. The Jar Key is made out of high density plastic in an elegant design. Jar Key has no sharp edges or points, no removable parts, and is extremely durable. Dishwasher proof. Maxi version for tall lids with a height of 15 - 20 mm.