Push lift. 12.7 mm fiberglass ribs. Silver anodized aluminum center pole. Aluminum hub and housing. 2 section pole with over 2 mm wall thickness. Reinforced rib joints. Stainless steel hardware. Fabric type: Sunbrella 2A. Frame warranty: 1 year. Fabric warranty: 5 year warranty against fade. Made in USA. 90 in. L x 90 in. W x 96 in. H. This heavy duty 7.5 commercial grade umbrella offers all the features a residential or commercial owner demand with a robust commercial grade aluminum frame. This umbrella will hold up against anything you throw at it; it has the benefit of both worlds.