Outdoor Expressions 40 In. Square Black Plastic Umbrella Base (4-Piece)

Square black plastic base for offset umbrellas. Fits into offset umbrella cross base for support. Ideal to be filled with water or sand for more weight. Includes 4 pieces in set. Weighs 21 pounds when empty. 40 In. x 3 In. x 40 In. 1-year warranty.