This plant support clips onto a bamboo skewer and is used to support seedlings that get long and spindly.

The bamboo skewers are the type that are sold in grocery stores for BBQs and such. The diameter of the bamboo skewer for this design was approximately 3.0 mm. You can scale this design in your slicer to accommodate a different diameter.

The opening in the support is 6 mm and the diameter is 10 mm.