RG24-2 2-ft Square 2-Tier Raised Garden Box Handcrafted with untreated Western Red Cedar， our stackable raised bed system is the answer to your urban gardening needs and sets-up indoors or outdoors in minutes. Combine different sized kits to create your own custom design; 2-ft， 3-ft， 4-ft and 6-ft kits available. Single boxes are great for herbs and low rooting vegetables add a second garden box for deeper rooting plants. Made with， rot resistant， untreated， western red cedar Western red cedar fibers contain oils that act as natural preservatives to help the wood resist rot and decay， making it an excellent material for outdoor furniture