This 1/6th part provides a large shelf that can be worked on with a garden shovel for soil-based setups. You can set up self-watering and movable soil-based barrel as raised bed alternative that provides vertical cultivation area for your terrace or balcony.
Material: Durable ASA
Color: Papyrus White
Take a look at the images how you can assemble/arrange these parts into a full vertical barrel. There is also a general page about the substrate units or you can check the substrate based unit manual.