Fun clip, that was inspired by:
https://www.thingiverse.com/thing:910216, but modeled from scratch.
I wanted something less aggressive for a clip and dolphin seemed like a nice fit.
Thickness is 1cm, Print in place, no supports needed.
Works with PLA, but would be better in PETG
Original model in photo printed in PLA, 0.28mm layer height, 0.4 nozzle, 10% infill, 2 walls.