Just another Christmas Ornament.
If enough force is applied the rings will leave their socket but they will not fall out by themselves as there is a gap of of only 0.25 between the parts, which is easily overtaken by the roundness of the design.
Merry Christmas!

Print instructions

Should print without trouble with a 0.5 (mm) Nozzle and a 0.25 (mm) layer height. Sides are slightly chamfered in order to facilitate separation between the lines of the first few layers.