Free 

Airpod charging dock, it operates like a little toaster you will need to purchase some additional parts to assemble.
May work with gen 1 Airpod pros based off of the dimensions, but I have not tested it.
Print the parts in the following orientations use at least 3 walls. Support the overhangs except for the rear charging port area and screw holes. Assemble according to the gif, the M3 Screws might be a bit hard to start since you are cutting threads in the plastic but should work if your printer is tuned correctly
BOM:
https://www.amazon.com/dp/B0D33RWK75 (Right Angle USB C)
2x M3x20 FHCS OR 2x M3x15 BHCS/SHCS












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