This adjustable metal vertical prop is used to help a disabled person walk by himself/herself. This vinyl coated and ergonomically contoured arm cuff is molded for comfort and stability. People can easily adjust the leg and forearm sections to find a person comfortable and convenient position. The extra-large tips provide added stability to the crutch. Besides, we have 2 different kinds of crutches on sale, the armpit crutch and forearm crutch available. You could easily find it on our website.