Mondawe 180 lbs. 4-Piece Plastic Square Water/Sand Filled Patio Umbrella Base for Cantilever Offset Umbrella in Black

Our patio umbrella bases are made of heavy-duty HDPE plastic with weather-resistant coating. It is durable and waterproof for cantilevered offset umbrellas with crossbars. Ideal for commercial and residential use, such as gardens, backyards, balconies, hotels, etc.