This 9-foot half patio umbrella features a smooth crank for quick opening and closing. Its space-saving half-round design fits neatly against walls, perfect for balconies, decks, and patios. Made from durable polyester with a vented canopy for airflow and stability. Built with a strong steel pole and 5 steel ribs for long-lasting support. Fits bases with 1.5"" pole diameter (base not included).