Timberlane Gardens Raised Garden Bed Kit Double Deep (Two 2x4) Select CedarConstructed of sustainably managed Select Cedar (rough sawn). 100% natural and chemical free. Mortise and Tenon joinery. Simple, no tool and splinter free assembly. Easy to transport. A beautiful, double deep gardening bed. Use as two separate beds or stack them as one 10 inch double deep bed. Joining brackets included. Deep beds allow more planting in a smaller space, such as Square Foot Gardening. Includes a 1 year replacement warranty* covering