Lakeland 20' x 20' Planter. Molded from high-grade polyethylene, this planter offers a classy choice for your outdoor decor needs. Long-lasting beauty, durability and quality. Built-in water reservoir encourages healthy plant growth by allowing plants to practically water themselves. Our molded plastic planters are made from high-grade polyethylene with built in UV inhibitors. Double wall design featuring a sub-irrigation water system which encourages root growth. Soil capacity is approximately 11.5 gallons (43 liters), water capacity is approximately is 8.75 gallons (33 liters) Material: Polyethylene Inside Dimensions: 16'L x 16'W x 13.5'D, Outer Dimensions: 20' L x 20' W x 20' H Weight: 13 lbs