This 7.5 foot octagonal aluminum rib market umbrella is perfect for poolside in your hotel, resort, or residential community. These umbrellas have a sturdy 1.5” diameter center pole and 1/8” square ribs with stainless steel parts and a silver mist coated frame. The pulley and pin system makes this umbrella easy to use. The heavy duty 9 oz. marine grade fabric is built to withstand 24/7 outdoor exposure. This high quality umbrella is built to withstand commercial use under the sun. Every detail has been considered in the construction of the umbrella: the square ribs have resistance against abuse, the silver mist coating provides protection against U.V rays, the pockets are triple stitched so they aren't torn, and the ball top protects the umbrella when being dropped.