The Outsunny large patio umbrella with base is a great choice to add shade during warm weather conditions or anytime you need a little extra shade. The large canopy offers the maximum sunshade and blocks harmful sunlight. Constructed with the rust-free steel pole and 12 heavy-duty steel ribs, this double patio umbrella is superior in strength and durability. The manual crank handle allows you to easily open and close the umbrella at your convenience. Don't let sun exposure ruin your afternoon.