Grosfillex Charcoal Free Standing Umbrella Base with Wheels, 84 Pound -- 1 each.Cement filled base with a resin cover and wheels. Wide and heavy for extra stability. Heavy duty rollers for ease of movement. Adjustable stem reducer for 1 inch to 2 inch umbrella poles. Optional RTA glides to clear the base from the deck surface and facilities its cleaning. Will not rust or mark your deck. Built in handle for convenient portability. U.V. resistant and easy to clean with soap and water.