"Heck Meck" soap dispenser

(update 20.0602: the original stl:s are, technically speaking, broken and modern slicers cannot slice them (older slicers could handle them, though). Therefore I added re-constructed bottles as "V2020" STLs. I also added a .3mf in case you prefer. I kept the original STLs as it might be a useful excercise to compare them for someone learning about 3D printing?)

I created this fan gadget for my elderly parents as a surprise, as they love the game "Heck Meck". However, friends (apparently, many