Effortless arthritis Jar Opener Arthritis Jar Opener is an innovative way to open stubborn jars. The tool works by applying pressure on the glass jar, while rotating the lid in either a clockwise or counter-clockwise direction.
The rubberized handle ensures a firm grip and reduces the risk of slipping, while protecting your fingers from the hot contents of the jar.
.It's not something you need to take care of. You just put it on the jar, give it a twist and it will open. it up for you.