For those who are assisted by the user can attach it to the handle of the car chair, and the angle can be adjusted freely. When not in use, it can be turned down so it wont get in the way. Of course, you can fold the wheelchair without removing it. The self-propeller can be mounted around the elbow rest and the included rubber adapter allows you to set the umbrella up to a lower level depending on your height. The special screws on the umbrella can be used to remove the umbrella with a single touch, and the reflector prevents danger even when walking at night. It can also be attached to a silver car.