Formosa Covers 9ft Umbrella Replacement Canopy for 6 Ribs in Off White (Canopy only) Make sure your umbrella is 6 panels canopy with ribs length 52" to 54" 9ft umbrella replacement canopy in off white color For 6 ribs umbrella frame only fits ribs length from 52" to 54" 300 denier polyester with UV treated and water repellent CANOPY ONLY, Air Vent construction.