Umbrella Cover Canopy 9ft 8 Rib Patio Replacement Top Outdoor-TAN Canopy for 8-rib Market Umbrella Replacement. Includes air vent, without flap, rubber band connection,versatile for Wooden, Steel and Aluminum Frames. 160g UV Protective and Polyester, Fits Most 9ft umbrella Package: 1x High-quality Umbrella Canopy Replacement Fit Ribs Length: 51 to 52.5; Space Between Adjacent Tips: 40.3 to 41.9