This is a squishy fidjet toy made from 14 oval plates clamped together.

If you are looking for a bigger one:  https://www.printables.com/model/1210954-squish-fidget-updated-large

All necessary parts even fit on a prusa mini.

For the assembly of the small Squish fidget (14 pcs.) you have to put together:

 -4 plates with four holes, 

-4 plates with six holes 

-6 plates with seven holes.

(Sometimes the different parts are a bit difficult to put together but with a little force it fits)

Watch out to put the parts together in the right symmetrical shape. As shown in the picture:

Printmaterial:

                           I used PLA (but PETG should work too)

Settings:           100% infill

                           0.20 mm layerhight

Supports:          none

Printer:

                          Prisa mini +

Printtime:

                         ca. 1h 45 min

                                            -------   HAPPY PRINTING :-)  ------