Specifications:Color: BlackMaterial: HDPEDimensions: 46 in. x 43 in. x 3 in. (L x W x H)Total Water Capacity: 128 lbs.Total Sand Capacity: 168 lbs.Total Sand & Water Capacity: 208 lbs.Net Weight: 18 lbs.Compatible Pole Diameter: Up to 2.5 in.Design: 4-piece plate systemRecommended Use: Patio, deck, garden, poolside, outdoor seatingDescription:Support your cantilever patio umbrella with this 4-piece umbrella base set, designed for outdoor spaces such as patios, decks, poolside areas, gardens, and backyard seating setups. Each base plate is crafted from HDPE material designed for outdoor use, offering resistance to sun exposure and water contact for reliable everyday performance. The four-plate system helps distribute weight evenly to help stabilize offset hanging umbrellas in outdoor conditions. Each plate features a refillable reservoir with a secure filling cap, allowing use with water, sand, or a water-and-sand mixture. Total fill capacity reaches up to 128 lbs. with water, 168 lbs. with sand, and 208 lbs. with a combined mixture for added stability. The plates are designed for easy handling with built-in grooved grips and can be stacked for convenient storage when not in use. Compatible with most offset patio umbrellas with pole diameters under 2.5 inches, this base set installs easily onto a cross-base frame (not included). Note: Actual product color may slightly vary from the images shown due to lighting conditions during photography and individual monitor or device display settings.