MOBILE UMBRELLA STAND: Made with a set of collapsible handles and four locking wheels to move your umbrella anywhere in your yard, patio, or garden SOLID CONCRETE: 81 pounds of robust concrete provide your umbrella with a solid anchor against heavy wind and rain ONE SIZE FITS MOST: Holds umbrella poles up to 2 inches in diameter with an adjustable tightening knob to keep the pole in place DURABLE CONSTRUCTION: Made from heavy concrete with a weather-resistant polyurethane jacket for added strength and longevity to last many years SUBTLY STYLISH: Clean, black finish seamlessly complements most outdoor decor and won't detract from your patio or garden