Urban Gardener Steel Raised Planter. Barn Red -Exclusive no-tools keyhole locking mechanism-No unsightly screws-Generous planting area Features : 48-in long x 48-in wide x 10-in high. Soil capacity 12-14 cu. Ft.Quick and easy set-up: no tools- assembles with Patent Pending key-hole locking mechanism Sturdy construction: pre-galvanized Steel is powder coated to prevent rust. Corrugated stamping on each panel adds strength Low maintenance gardening: compact area lets you water your plants all at once, and needs less weeding.