The Fiberbuilt Riva Umbrella is a serious commercial grade umbrella that can withstand some serious wind. With the Riva''s 2" Center pole and 3/4" fiberglass ribs, the Riva can take a pounding by Mother Nature and still come out on top.With four color options on the pole, (all finials, ribs and hubs will match that color), the Riva is a gorgeous umbrella and one of the strongest and most durable on the market.Available in a wide variety of Sunbrella colors, all made with marine grade fabric.