Amazon.com : EliteShade USA Up to 140 lbs Round Umbrella Base Steel Plate Stand Market Patio Outdoor Heavy Duty Umbrella Holder, Bonus 18" Round Weight Sand Bag (Sand is not Included), Reddish-Brown :
Amazon.com: Best Choice Products 4-Piece 155lb Capacity Heavy-Duty Cantilever Offset Patio Umbrella Stand Square Base Plate Set w/Easy-Fill Spouts for Water or Sand - Black : Everything Else
MasterCanopy Umbrella Stand Outdoor Base Weight,Steel Plate Stand 34lb for Patio Umbrella - Walmart.com
4 Pieces Patio Cantilever Offset Umbrella Weights Base Plate Set - Costway
Best Choice Products 4-piece Cantilever Offset Patio Umbrella Stand Square Base Plate Set W/ Easy-fill Spouts - Black Wicker : Target