Do you want a functional shading offset umbrella? This is the most suitable one for you! Our patio hanging umbrella consists of a premium polyester canopy and heavy duty aluminum frame with 8 ribs. It can effectively block the glare sunlight with its large shading area and works well with water-proof and fade-resistant features. You can change the umbrella position and shading angles by stepping on the pedal and rotate the pole in 360 degrees. And it has a dual top design with a functional wind vent on the top for air circulation. Fill the provided base with enough water or sand to increase its weight and move it anywhere you want with 4 hidden wheels.Features:Fill the base with wet sand to reach up to 330lbs weightEasy to open and close the umbrella with a push buttonLarge shading area provides a spacious shelterRotate the pole in 360 degrees