Featuresr 100 polyester canopy well sun shade water resistant durabler leakage proof wind vent for air flow prevent falling in breezy daysr hard wood 8 ribs and 38mm central pole for powerful support of umbrellar through pulling cord 2 pulley to adjust umbrella height in 3 position easilyr 27m diameter canopy to shade sun for 4 6 seat tabler r our special advantagesr 1the canopy material is 100 180g polyesterdurable to use which has passed the test of sgs and the color fastness