Use this navy blue off-set patio umbrella to provide shade and style to your patio décor. Details: Navy blue with brown frame and pole 9.5 ft. diameter 10 ft. height Pole diameter: 1.88" (48mm) Umbrella shape: octagon (8 ribs) Canopy air vent Zinc alloy hand crank lift Multi-position umbrella 160 gram polyester canopy, powder coated steel pole and steel ribs Requires 4 patio blocks to stabilize umbrella (not included)