<p><b>Description: </b></p> COBANA half umbrella base made of durable and rust-free resin stone which can fit most half umbrellas in 7.5ft or 9ft perfectly. Whose stem is 38mm/1.49in or 48mm/1.88in, which decorates your deck, balcony and patio well. No need to full-fill with water or sand makes it convenient to use and maintain, carry and storage.<br><br><p><b>Specification:</b></p> <p>Base Type: Half umbrella base</p> <p>Material: Rust free resin stone </p> <p>Base Dia: 19.68in</p> <p>Base Height: 12.59in</p> <p>Tube Height: 9.84in</p> <p>Matching Stem: 1.5in (with the plastic bayonet mount)/1.89in (without it)</p> <p>Product Weight: 20lbs approximately</p> <p>Matching umbrella: Half umbrellas and market umbrella</p> <p>Commercial/Residential: Both</p>