Mayne 5864-B Bordeaux Polyethylene Planter, Black Single wall melded design, made with high-grade 100% polyethylene drainage holes to be pre-drilled by customer depending on desired use of the planter Self watering tray insert creates sub-irrigation water system and encourages root growth Outside dimensions: 16l x 16w x 28.5H. Inside dimensions: 11.25"L x 11.25"W x 24"H. Approximately 6.5 gallon soil capacity, water capacity is approximately 5 gallons The weather-proof and ultra-tough construction allows you to enjoy your window box all Year long with very little winter preparation 15 Year Warranty - residential application, 5 Year Warranty - commercial application. Made in the USA