Red 9ft Outdoor Patio Umbrella Replacement Top Canopy Diameter: Fits Most 9Ft Diam. Umbrella Material: 180g Water-proof Polyester Space between Adjacent Tips:40"(102cm) Space from Tip to Cover Center: 54"(138cm) Reinforced Grommet for Finial Screw:3/4"(2cm) Diam ( The eye for Screw is 10mm in Diam)