What we offer: An umbrella and a weighted base Clear assembly instruction makes you easy to assemble The Skin Cancer Foundation recommends that sun-shading products using fabric can effectively prevent skin damage caused by sunlight Performance fabrics are made of 100% solution-dyed acrylic, UV 50, water-repellent and colorfast fadeless Structural stability: All-aluminum umbrella bones and 8 heavy-duty ribs Sturdy support makes our umbrellas resistant to wind damage Balanced wind design: Featuring a double-top design, the umbrella allows for ventilation underneath and can control wind direction to stabilize the canopy Fill at least 50% with sand and completely fill with about 220 Lbs of sand and water The Purple Leaf Cantilever Umbrella, which offers excellent UV resistance by effectively filtering out 98% of harmful UV rays. The fabric is also easy to clean without worrying about color fading or degradation, allowing you to fully enjoy outdoor living. The Purple Leaf outdoor offset umbrella boasts a unique handle design and crank system, providing six angle and height options for your convenience. With its 360-degree rotation function, this umbrella effortlessly provides shade, making your garden life even more delightful.