When you buy our umbrella cover you are not just getting a cover, you are also purchasing peace of mind. This outdoor umbrella cover fits market umbrella up to 13' DIA or 9' L / 11' DIA or 8' L. With Telescopic Rod, you don't need to get a chair or step ladder to stand in because you can put the umbrella cover on and take it off easily. The umbrella cover is made of high density 420D Oxford fabric. Strong tear resistance, not easy to damage, enough to protect the umbrella from wind and rain, dust, sandstorms and other adverse weather conditions.