1.Improved jar opener Our jar opener is of high quality, the teeth are hardened, extremely wearresistant and do not rust. Stronger and more durable than plastic jar openers, easier and more durable than electronic automatic can openers, no batteries required. 2.Perfect for seniors Say goodbye to the hassle of handling jars and look forward to easy access with our jar openers. They are designed to be easy to use even for weak hands, seniors with arthritis, older people, chefs, people working in the kitchen, and people with limited hand use. 3.Open all jars easily With our jar opener, you can effortlessly open even the tightest lids, whether they are factorysealed, vacuumsealed, or simply stuck, or whether they are lids that cannot be opened with other jar openers, whether they are made of metal or plastic. 4.Undercabinet mounting Our jar opener is mounted under your cabinet, it does not take up space on the countertop. It is always there when you need it. It never gets lost and is never in the way. Comes with removable adhesive strips and 3 screws, very easy to install.