This fillable patio cantilever umbrella base stand comes with 4 plates, which can perfectly fit cross bases (not included) of your offset hanging umbrellas. When filled with water, the base can reach a weight of up to 58 kg, while sand can make it up to 76 kg. For maximum stability, a combination of water and sand can increase the weight capacity to an impressive 94 kg. Besides, it is made of premium HDPE material, which can resist all weather, ensuring long-lasting durability. 4 plates can be stacked when not in use, therefore it would not take up much floor space for storage. And there exist grooved handles on the bottom, bringing convenience for transportation. Bullet Point: Durable and Weather-Resistant Material: The patio cantilever umbrella base crafted of high-strength HDPE material, which is characterized by weather resistance, sun protection, and water resistance, offering exceptional durability and long-lasting performance. Refillable Reservoir: Each base plate is equipped with a filling opening and a cap, creating a water-tight seal for quick and easy refills. It can be weighted up to 58 kg with water, 76 kg with sand, and 94 kg with sand and water mixture, ensuring excellent wind resistance. 4 Plate Design: The 4-piece umbrella base measures 116 x 110 x 7 cm (L x W x H), which is compatible with offset hanging patio umbrellas (the umbrella is not included). And the umbrella pole should be less than 6 cm in diameter. Besides, it is easy to install by putting 4 plates on the cross base (not included). Easy to Store and Transport: Each plate features 4 grooved handles for easy carrying, making transportation a breeze. Moreover, 4 plates can also be stacked together, which would not take up much floor space when not in use. Each plate only weighs 2 kg. Wide Application: This weighted plate set can be widely used in a variety of residential and commercial uses, such as your patio, deck, poolside, coffee shop, etc. And with its exquisite grains and classic black colors, this umbrella base could add a touch of charm to your outdoor space. Features: Made of high-strength HDPE material, waterproof, aging-resistant, durable enoughDesigned with 4 large refillable reservoirs, enhance wind resistance and stabilityDesigned with 4 plates, easy installation, no tools are required The interlocking plates do not require metal pins for lockingThe bottom ventilated holes increase friction for greater stabilityComes with grooved handles on the bottom, easy to move around4 plates can be stacked for space-saving storage when not in useSuitable for most patio cantilever umbrellas, the umbrella pole diameter ≤ 6 cmSuitable for various residential and commercial uses: patio, garden, coffee shop, etcThe base sits over the cross bars for superior safety Specifications: Colour: BlackMaterial: HDPEOverall Dimensions: 116 x 110 x 7 cm (L x W x H)Total Fill Capacity of the Sand: 76 kg (19 kg Per Plate)Total Fill Capacity of the Water: 58 kg (14.5 kg Per Plate)Total Fill Capacity of the Water and Sand: 94 kg (23.5 kg Plate)Net Weight: 8 kg Package Includes: 1 x Umbrella Base 1 x User’s Manual