The Nice Aluminum Trough Planters are shaped from metal by skilled craftsmen utilizing precise folding of the metal to create a planter that uses no welding during the manufacturing process and assembles into a rectangular shape from five panels. The planter panels interlock together to form an incredibly solid plant container that can accommodate large plants. Most of all, the planter is simple, modern and minimalistic. Aluminum planters are powder coated to provide a vibrant durable finish. Planter assembly required.Drainage trays should be used on concrete, tile and stone surfaces where excess water can evaporate with normal watering. Use of drainage trays is not recommend on wood decking and areas exposed to the elements as excess water can become trapped under the tray and lead to mold. Planter Dimensions: 16"x46"x16" and 20"x46"x20"Tray Dimensions: 16.5"x47"x1" and 20.5"x47"x1"