Oral-B Toothbrush Travel Case

There are several designs for Oral-B toothbrush head travel containers, but they all had their shortcomings, so I designed my own.
This design features a screw cap container for secure tightening of the lid and an angled position of the head inside for minimum diameter.

Additionally I designed a protector cap for the toothbrush to prevent it from damaging other items during transport. It is held in place with either a PLA insert (slotted ring) or a TPU insert (closed ring) which fits into a