The Caribbean Tropics 9 ft. Market Patio Umbrellas are made using premium materials suited for durability and designed to enhance your outdoor experience with optimal shading. Built with a crank and tilt system, it allows for quick and easy assembly. Features a 1.5 in. Dia, heavy-duty, powder coated steel pole for enhanced appearance and weather resistance. The canopy is vented to allow air flow and gives the umbrella added stability in windy conditions. Crank down umbrella and remove from base when not in use to increase longevity.