When I forget where I parked my bike, I used to have to spend a long time searching for it in these crowded bikestalls, but not anymore. Printed in black and white PETG, I can immediatly retrieve my bike now. Also good way to show cars that are stuck behind you what you think of them.
It's around 100 by 50 mm, attached with zipties. It has been standing in direct sunlight for one week and still holds up fine.
Plans for a V2 with LED's are on the way, although just some exotic filament could be enough.
The author hasn't provided the model origin yet.