4-Piece Cantilever Offset Patio Umbrella Stand Square Base

Made to last! constructed of durable water-resistant HDPE Plastic with molded injections and UV-protection to prevent cracking and material degradation Easy-to-fill spouts hold approximately 15 liters of water (per plate) or 50 pounds of sand (per plate) Interlocking plates keeps your umbrella upright even against heavy winds Dimensions (per plate): 19.7"(L) x 19.7"(W) x 3"(H); Capacity (per plate): 15L of water, or 50 lbs. of sand Stack & Store feature