This Outsunny metal planter box is complemented with a curved back geometric cut-out trellis: room for normal plants, flowers and vegetables, with space on the back for climbing vines. The 21 x 61 cm planter holds up to 20L soil, so it holds plenty. Crafted from steel, this raised planter ensures your personal oasis will flourish for many seasons to come - OUTSUNNY Metal Raised Garden Bed with Trellis, Outdoor Planter Box in Black