ELEGANT CURVED POLE DESIGN: This lar outdoor umbrella features a unique design with a crank for easy operat. The heavy-duty polyester canopy resists water and UV rays,while the reinforced,powder-coated aluminum pole offers enhanced rust resistance COVER A LAR AREA: This cantilever umbrella provides 95 square feet of relaxing cooling shade. Stay in the shade with our clever auto-lo system that allows you to reposit the tilt of the umbrella where ned as the sun moves throughout the day STABILITY BASE WITH WHEELS: The umbrella has wheels for easy movement. To stability,fill the base with 330 lbs of sand and 44 lbs of water (374 lbs total). For safety in bad weather,close the umbrella into the deadlo posit when not in use STURDY STEEL RIBS: Enjoy unparalleled stability with our premium offset umbrella,boasting 8 heavy-duty ribs that exceptal stability even in windy condits ASSEMBLY & : The pool umbrella arrives in TWO paas with all tools,hardware,and an instruct manual. Assembly takes about 30 minutes. We offer a 1-year . For support,contact us directly.