Print with 2 perimeters and 7% rectilinear infill on a 0.4 mm nozzle.
Print with PETG filament (food grade).
You need 1 M2.5 screw as shwn in the pictures to make it float correctly.
2023-06-11: I uploaded V2 to optmize the float. I enlarged the flaps and made them thinner.
Happy printing!
The author marked this model as their own original creation.