Specification:Color: BlackMaterial: HDPE, MetalDimensions: 34" L x 34" W x 8" HCross Base Size: 33" x 33"Water Fill Capacity: 220 lbsSand Fill Capacity: 310 lbsMixed Fill Capacity: 348 lbsCompatible Umbrella Size: 8–10 ft cantileverMounting Hole Distance: 6.3 inNet Weight: 31 lbsAssembly Required: NoDescription:Create steady outdoor shade with this fillable cantilever umbrella base designed for patios, decks, poolside areas, gardens, and backyard seating spaces. Compatible with most 8–10 ft cantilever umbrellas with 360° swivel function, it features a large reservoir that can be filled with up to 220 lbs of water, 310 lbs of sand, or up to 348 lbs of mixed material for improved placement support. Dual spouts allow quick filling and draining, helping simplify seasonal use and storage. Four smooth-rolling wheels and integrated cut-out handles make repositioning easier across outdoor surfaces as lighting changes throughout the day. The base includes a built-in cross structure with a 6.3-inch mounting hole distance for proper alignment with compatible umbrella systems. Constructed from HDPE with metal reinforcement components, it is designed for regular outdoor exposure and consistent umbrella positioning. Note: Actual product color may slightly vary from the images shown due to lighting conditions during photography and individual monitor or device display settings.