17" Tall 3.5x2 Knee-High Corrugated Raised Garden Bed (2 in 1)【Upgrade 2.0】Our corrugated raised garden bed is ideal for growing herbs or small fruit trees. The corrugated raised beds absorb the sunlight, making the soil warm up faster in early spring, allowing seeds to germinate earlier and planting to begin earlier. Benefits of 17" tall Corrugated Raised Garden Bed Durable in Use The corrugated raised garden beds are made of high quality materials such as corrosion resistant metals or strong Zn Al Mg steel. The tough steel