13 ft Patio Umbrella with 8 ribs can shade 54' to 60' round table or square table which is up to 60' long to offer sufficient sun shade; UV30+ protection effectively blocks harmful UV ray to protect you from harmful sunlight; Color fastness of European Standard level 4 for keeping original color under sun exposure;Canopy made of water repellent 100% polyester fabric which features durability for long lifespan; Large air vent design on the canopy top for airflow to offer great stability in outdoor space;For opening and closing the umbrella conveniently and effortlessly, make operation easy as a breeze, for shading at outdoor space; Detachable pole and Binding strap allow you to disconnect the pole and bind the umbrella canopy for space-saving storage, also easy to take it outside for vacation;