DURABLE MATERIAL: This sleek, rustic planter pot is made from a thick gauge corten steel that will develop a beautiful rust patina naturally over time DIMENSIONS & DETAILS: This square planter measures 18 Inches in height, 17 Inches in width and 17 Inches in length. It comes with drainage holes, optional plugs and styrofoam insulation for all-year use EASY ASSEMBLY: Our corten steel planters comes in flat, economical packaging with hardware and instructions on how to easily transform your panels into a planter that will bring your space to life MODERN, RUSTIC DECOR: The Cube planter features clean lines to complement your contemporary aesthetic. Whether you're hosting a summer soirée or looking to add a pop of color into your outdoor space, this eye-catching cube planter box will be the perfect addition to your home ALL-WEATHER RESISTANT: Veradek planters are made to last, so you can rest assured that your Cube planter will be able to withstand various weather conditions ranging from -20 to +120 degrees Whether it's your yard, patio or the front porch, the Veradek Corten Steel Series Planters, with its perfect balance of design, durability and convenience features a modern design which is the perfect fit for elevating your outdoor decor to a whole new level. It is crafted from thick gauge Corten Steel with a furniture quality finish, which gives the planter its flexible, impact, frost, crack and scratch resistant qualities. The raw steel will rust and develop a rich patina that will add a pop of color to any outdoor space. Rest assured, the rust will only develop on the surface of the steel, ensuring structural integrity for years to come. This line of garden planters comes with styrofoam insulation so that your plants stay insulated during winters and do not dry out in summers. During the initial rusting phase, rust may drip from the surface of the planter. Veradek recommends placing an appropriate protective barrier between the planter and ground to ensure no stains are left behind.