Venture Series Patio Umbrella, 7-1/2 ft., octagon, single wind vent, 1-1/2" dia. stone black aluminum pole, 2-piece with 2mm wall thickness, 12.7mm reinforced fiberglass ribs, push lift with pin stop, stainless steel hardware, zinc plated hub & housing, Grade 2A Sunbrella™ Fabric, bay brown