● 3 planter boxes can be stacked vertically or placed flat for flexible garden layout● 3 tiers with 3 planter depths meet the needs of plants with different roots and sizes● Suitable for vegetables flowers and fruits with short roots medium roots and long roots● The open-ended base can effectively avoid water accumulation and root decay● Constructed of heavy-duty metal with powder coating not easy to rust● The wave-shaped surfaces keep the garden bed not easy to deform or crack● Equipped with strong connectors to connect each part of the panels