Umbrella Base Set, 4 Pack Patio Offset Umbrella Weights, HDPE Plastic Water/Sand Filled Stabilizer, Garden Pool Side Square Base, Black

【Durable HDPE Construction】: Crafted from high-density polyethylene plastic; features a protective coating for increased resistance to weathering and UV exposure; ensures long-lasting performance in outdoor environments; resists cracking, fading, and peeling for extended use. 【Water or Sand Filling】: Each plate can hold up to 30.8 lbs of water or 39.6 lbs of sand; provides a customizable weight option based on your needs and weather conditions; sand offers greater weight capacity for enhanced stability in windy areas. 【Easy Filling & Cleaning】: Designed with a 1-inch diameter fill port; simplifies the process of adding water or sand; allows for quick and convenient draining and cleaning; maintains hygiene and prevents buildup of debris inside the base plates. 【Secure Interlocking Design】: Includes four connecting hooks to securely join the individual plates; creates a stable and unified base for your offset umbrella; prevents shifting or separation of the plates; overall assembled size is 40.5” L x 40.5” W x 3.25” H. 【Versatile Outdoor Use】: Suitable for patios, gardens, pool sides, and other outdoor settings; complements various umbrella styles and outdoor furniture arrangements; provides essential stability for cantilever umbrellas; each plate weighs 17.6lbs collectively when empty.