Problems opening Jars? Forget about with this new innovation the Multi-Use Jar Opener. You can open even the toughest jars with this jar opener. You are able to open all jars from a diameter of 25 mm to 102 mm. Press the button and pull out the holder. Afterwards put it on top of the jar and adjust it to hold the jar. Turn and the jar is open. Fast – simple – easy to handle.