Single wind standard vent. Large 9 ft. diameter canopy. Eight heavy duty fiberglass ribs. High durable two piece silver anodized aluminum pole with over 0.08 in. wall thickness. Reinforced rib joints. Deluxe push lift system. Commercial grade. Made in USA. 108 in. L x 108 in. W x 103 in. H. This heavy duty 9 ft. commercial grade umbrella by California Umbrella offers all the features a residential or commercial owner demands. Will hold up against anything you throw at it; it has the benefits of both worlds.