4imprint.com: Fiberstone Weighted Umbrella Stand 129748
15" Round Umbrella Base Weight Bag, 600D Weatherproof Parasol Weights Sand Bags Heavy Duty for Outdoor Patio Umbrella Flagpoles Stand by Stuffygreenus - Walmart.com
JEAREY 10 ft. Steel Cantilever Patio Umbrella with weighted base in Beige 10XJ+DZ-Beige - The Home Depot
Cantilever Banana Parasol Base Weights | Garden & Camping
Amazon.com : Pure Garden Umbrella Stand – 220 Lb. Capacity, 4-Piece Fillable Weighted Cantilever and Offset Umbrella Base with Handle for Deck, Patio and Yard : Patio, Lawn & Garden