After reviewing other airtag designs and not finding one that I thought was tight enough for the keyring, I developed this one.
It is TPU filament and fits the airtag tightly. It was printed with 20% infill, 40 speed, 222 nozzle temp, 60 bed temp, no retraction on an Ender 3 v2 machine.
Enjoy.
Airtag_Take_2_TPU_v1.stl | 247.0KB |