This Elephant is not a hanger only for your biker helmet, it is also desinged for both of your keys (bike and home/office), your jacket and your glasses!
It can be printed using PLA+ and PETG, but it is convinient to use variable infill to make stronger at the critical sections, please check the 3mf and gcode files.
Easy to print, no screws needed. 0,3 mm layer height.
You will need only 3 screws (maximun screw diameter 4,5 mm and head diameter 8 mm) and 3 wall plugs for mounting.
The glasses hanger is optional and you will need