This is our new patio double -side umbrella covering large area ,which is your best choice to add shade during the warm weather conditions or you want to beat the rain or wind . Constructed with the rust-free steel pole and 12 heavy-duty steel ribs, the umbrella is superior in strength and durability, and fade- resistant and mildew-resistant canopy can block out Uv rays, a smooth-turning crank make you easy to open or close the umbrella .You can enjoy the weekend with your friends ,family or customs under the patio double -side umbrella. Don't hesitate to buy one