【Material And Size】: Corten steel planter box size 20"L x 20"W x 20"H, made of high quality corten steel, strong and durable, anti-deformation and corrosion resistance, 30+ long service life. 【Design】: Corten steel planter box is designed with obtuse corners on the side, prevent bumping and safer. 【Large Square Planter Box】: oversized for tall plants, with drainage holes at the bottom to discharge excess water for plant growth. 【 Multi-Purpose Planting Box】: Commercial and residential indoor-outdoor applications for gardens, yards, decks, patios, hotel, porch and stores 【Steel Planter Box Service】:we are at your service 24/7, if you have any questions about corten steel planter box, please feel free to contact us, we will provide you with a solution to your satisfaction within 24 hours! corten steel planter box-20"Lx20"Wx20"H-outdoor planters large square planter box plant pot cube steel planter heavy duty rustic metal planter flower pot commercial residential for porch yard hotel patio trees tall plants and flowers metallic heavy cube planter box