Right side is an ashtray with a built-in debowler. Left side is a simple cup for holding various small things on the table. When combined, they have a hook on the front for holding a long stick or dab tool.
The shorter model fits a 120ml +60ml juice bottle as well as 4x18650 batteries and fits in front of the other 2 models.
The author marked this model as their own original creation.