This tablecloth clip can be used with table from 3 to 7 cm thick (+/- 0.5 cm).
I used PLA, 0.2 mm, 20% fill, no supports.
Update: I made a new version with a lower back elasticity (using a larger external profile) and uploading one file for each size needed: 3, 4, 5, 6, 7 cm.
The author marked this model as their own original creation.