130 lbs Outdoor Cantilever Umbrella Base, 4-Piece Square Offset Umbrella Stand Plate Set, Water and 14513616Durable Construction: Made from high quality, long lasting high density plastic with a metal handle, ensuring enhanced durability and weather resistance. Fillable Design: Features removable caps for easy filling with water, cement, or sand to weigh down the base. Weight Capacity: Can hold up to 132. 4 lbs of water or 176. 4 lbs of sand, providing substantial stability. Wind Stability: Designed to be filled with dry or wet sand to prevent the umbrella