The UZI umbrella features a quick-release activation button. The canopy is made of 100% waterproof treated polyester. It is windproof engineered internal fibs construction sturdy locking mechanism and can be used as a walking stick. It has a carbide tip for emergency glass breaking or self defense. The fiberglass shaft ensures that the umbrella will not unexpectedly collapse. It has a laboratory tensile strength up to 176 lbs. Canopy diameter coverage is 44”.