Feature●It is very convenient because you can free your hands while holding the umbrella●If the size matches, it can be attached to strollers, wheelchairs, silver cars, outdoor chairs, etc●The stand length can be adjusted between 13.0 - 17.3 inches (33 - 44 cm) You can adjust the angle freely for a windy day, such as tilt it slightly forward●Turn the stand downward and it wont get in the way when not in use●Easy to install, just tighten the nutDescription