Bloem 18" Black Grecian Urn. This traditional style planter is suitable for both indoor and outdoor use. Made of durable plastic with a black finish, it offers a potting capacity of 0.5347 Cu.Ft. and a planter volume of 16 Quarts. Measuring 15" tall, 18" wide, and 18" deep, it weighs 2.3 lb. Backed by a 1-year warranty.