Say hello to new garden possibilities! This raised bed is made of sturdy steel that stands the test of time and resists rust to last you for years of use. This garden bed is great for those with growing gardens as the expansion possibilities are endless! Multiple kits (each sold separately) can be combined to create a larger bed. For example, purchasing a second unit will increase the overall length of the garden bed by 6 feet (two kits equals 9 feet, three kits equals 15 feet, four kits equals 21 feet, and so on). Give your garden the space it deserves to thrive with this expandable garden bed!