Crestlive Products is dedicated to offering premium outdoor living solutions for American families. The strong, thick metal pole and sturdy ribs ensure long-lasting durability, while the 360-degree rotation and 6-level tilt positions let you customize your shade. Its easy tilt operation and hand crank lift ensure convenient adjustments. Each of the 4 black plates are made from high-strength HDPE material that are rustproof and waterproof. Approximately 220 lbs of holding weight when the umbrella base filled with water or an awesome 240 lbs when filled with sand. Or even heavier when combined with both sand and water. Additional Details: Dimensions of umbrella: Dimensions of base: