PATIO UMBRELLA BASE - This stylish patio umbrella stand requires minimal assembly to turn your porch or backyard into a summer oasis. With a classic black color and contemporary design, this umbrella stand base ideally accents any outdoor space. STURDY AND DURABLE - Constructed of high-density polyethylene, this umbrella stand outdoor base can hold up to 50lbs of sand to ensure your umbrella will stand up to the elements. For maximum stability, use with a patio table with umbrella hole. EASY SET UP - The steel stem of the outdoor umbrella base will need to be inserted upon arrival and tightened with the provided Allen wrench. The powder-coated shaft has a tension screw to securely hold umbrella poles with 1.5-1.8-inch diameters. CONVENIENT FEATURES - Filling this outdoor umbrella stand is a breeze with the convenient fill hole and plug located on the top of the stand. The built-in carry handle on the bottom of the base makes it easier to move and position once filled with sand. PRODUCT DETAILS - Materials: HDPE Plastic and Steel. Dimensions: (L) 20" x (W) 20" x (H) 11". Max Fillable Weight Capacity: 50lbs. For Use with Umbrellas up to 11' Diameter Canopy. Not for Use with Offset or Cantilever Umbrellas. Color: Black.