The Homydom Patio Umbrella Holder is designed for easy installation on a patio deck floor, with an adjustable deck mount bracket that can accommodate pole diameters up to 1.75 inches. Made of steel, this black umbrella holder has a height of 12 inches and weighs 7 pounds. The model D-UH01A-1 features adjustable settings for optimal use. Please note the California Prop 65 Warning for potential exposure to chemicals like wood dust and formaldehyde. Perfect for adding shade to your outdoor space, this umbrella holder offers convenience and functionality for your patio or deck area.