The structure of this raised garden bed is made of solid cedar wood which is known for its nature of non-toxic, eco-friendly and sturdiness. The extra three supporting wood panels at the bottom back would provide more safety and sturdiness while using. Given its 33 in height, people with backache/ knee pain can easily manage the plants without bending down, this garden bed is such a pain relief for gardening lovers! Its deep and wide growing area would offer you spacious room for sure with a total of four drainage holes at the bottom for better planting and growing circumstance. The extra shelf at the bottom is a great addition to store small gardening tools such as flower pots, shovels, seeds and hose reel.