Grand Patio NAPOLI 11 foot offset patio umbrella will add years of comfort and style to your outdoor living area.The entire patio offset umbrella frame is constructed of rust-free aluminum, from the sturdy aluminum pole to the 8 umbrella ribs. The canopy is also designed to last - it is made from water and fade resistant polyester fabric that is UV protected and double-coated with polyurethane for added durability.The umbrella for pool base is included and has hidden wheels to make it easy to move around to your favorite spot. The base must be filled with sand first and adding some water afterwards for stability and safe use. Safety bars are also hidden under the base, which make the umbrella with stand more stable when set.The Napoli umbrella has a generous 11 foot wide canopy, which makes it perfect for use with a large seating or dining furniture set. This outdoor offset umbrella is not only stylish, but also easy to operate. It can easily be opened and closed with the crank mechanism, while the innovative position auto-lock system allows the angle of the umbrella to be adjusted up to 90 degrees.For safety and to extend the life of your umbrella, outside umbrellas should not be left open overnight or in rain or high wind. Please note that the umbrella and base are packed and shipped separately.Specifications: Fabric: 240g UV protected and fade-resistant polyester canopy Fabric Color: Champagne Frame: Powder-coated rust-free aluminum frame Powder Coat Color: Brown Main pole diameter: 2.4 inches Cantilever diameter : 1.9 inches Ribs: 8 ribs Opening mechanism: auto crank and handle Opening angle: adjustable up to 90 degrees Air vent included: yes Base: Polyethylene with wheels and safety bars Style: cantilever offset hanging umbrella Notice: Base and umbrella are packed and shipped separately.