SIZE: 4' W x 4.25' D x 2' HSET: Includes 3 deck clampsINSTALL: Easily installed and moved, the patio umbrella holder that attaches to most decks or railings quickly and securelySPACE SAVER: The patio umbrella holder takes up no space on the deck at all The outdoor universal patio umbrella mount holder perfect for any porch with a railing. It is easy to move, if needed, The umbrella holder that attaches onto your deck. The clamp-on design allows it to be easily installed or taken down without the need for tools.Weight: 0.75 LbLength: 4.25 Width: 4 Height: 2 InColor: BlackMaterial: metal