4-Piece Cantilever Offset Patio Umbrella Stand Square Base Plate Set - Black Faux WickerSTURDY 4 PLATE DESIGN: Made with interconnecting pins to lock your umbrella base in place and secure it for hours of enjoyment (Note: Crossbar base not included) EASY TO FILL SPOUTS: Each plate is built with a fill spout and a twist cap to create a water tight seal for quick and easy refills, ballast disposal, and relocation HIGH WEIGHT CAPACITY: The plates can hold up to 13. 2 liters of water (per plate) or 38. 9 pounds of sand (per plate), so your