Have the look of wood without the upkeep with our high-grade polyethylene planters. Long-lasting beauty, durability and quality. Built-in water reservoir encourages healthy plant growth. by allowing plants to practically water themselves. Beautiful New England design adds a charming touch to any patio or deck. Our molded plastic planters are made from high-grade polyethylene, double wall design. Sub-irrigation water system, encourages root growth. . Inside dimensions are 15.5"L x 15.5"W x 13"D, approximately 9.5 gallon soil. capacity. 15-year limited warranty. For more information please call us toll free at 888-427-3362.