The four black slats are made of high-strength HDPE, which is rustproof and waterproof, and the weight of the base can be increased by adding water and sand. The umbrella base can hold approximately 220 pounds when filled with water and 240 pounds when filled with sand. When sand and water are mixed together, the weight is even greater. Improves the safety of the base so that the umbrella does not tip over easily. This base is ideal for outdoor or commercial spaces.

 Features:

• Includes one umbrella base stand only
• High-Strength HDPE Material
• Metal height-boosting footrests
• Can be filled with water, sand, or sand & water mixed
• Easy to move
• Great for patios, picnic tables, decks, pools, and more
• 4 inlet (outlet)

Note：

• Please follow the instructions for installation
• Do not step on it when using

Warm Tips：

• The base is best filled with sand or sand & water mixed, so that the umbrella can be fixed more firmly.
• Please note that before assembly, this base needs to be filled full with water and sand mixture (sand : water=2:1).
• For safety reasons, please add an additional 2 sandbags so that the cantilever umbrella can be supported and prevented from tipping over, so that it can support the cantilever umbrella.

Specification:

• Overall Dimensions: 38.6 in L * 37.8 in W * 3.3 in H