Deepened HeightMetal raised garden bed is 22.04" height, normal height is only 12". You can add multiple material at the bottom layer to create nutrient-rich soil; grow many deep-root vegetables or fruits; also a tall garden bed can keep small pets out like chicken, puppies, rabbits. 2 Plant SupportsWe provide customers with 2 pcs plant supporting cage, you can assemble them into any shapes. A plant cage can support tomatoes, eggplants, chilis and so on, prevent plants from falling down because of their own or fruits'weight. The product also includes non-woven liner. 4 Strengthen Stabilizing BarsThe reinforced middle crossbar for 8 ft long metal planter bed is cylindrical, won't bend easily like an aluminium flat bar. Our 4 pcs supporting bars can keep the metal garden planter more stable, provide much more capacity of weight, prevent extra height large steel planter box from crack after loading soil. Built To LastRaised garden box is made of powdered coat