The cantilever designs are timeless, distinctive and thanks to Coolaroo"s unique long life 90% UV block outdoor fabric covers they are also guaranteed to retain their striking good looks season after season. Coolaroo"s "breathable" fabric is much cooler underneath than other fabrics, making for a more pleasurable dining experience. The 10 foot umbrella has a crank lift and the unique Coolaroo knitted fabric provides up to 90% UV block and allows the cover to "breathe" reducing temperatures underneath by up to 32%. The fabric resists mold and mildew and is easy to clean. The smooth action crank mechanism provides easy operation and solid construction provides years of outdoor use. Fabric has a five year warranty against UV degradation.