10 ft diameter patio umbrella provides 100 sq.ft. coverage, can be mounted on umbrella stand or in the middle of table if hole available Olefin Fabric - better fade resistant and water repellent than others' polyester fabric, color fastness of 1,000 hrs under sun exposure, keeps original color longer than those without any anti-fade Sturdy Construction - 8 Metal Ribs, provide stronger support than others' 6 Ribs, even though in a light breeze this beach umbrella hold up well Adjustable shading angle, push-button tilt system gives coverage no matter what time of day; Crank handle for easy and smooth opening and closing Perfect for shading yard, garden, patio, beach, cafe, market in the open air; Great for residential and commercial applications; Overall Dimension(Dia. x H): 10' x 10' x 8'1' (304.8 x 304.8 x 248 cm)