Download Miata Shift Boot gapfiller as a free 3D printable knobs/buttons STL for Mazda MX-5. My custom shift knob and 3rd party boot left a little gap…
Print setup recommendations
Material: TPU for flexibility and comfort
Infill: low to medium infill for a balance between flexibility and durability
Supports: verify in slicer
Ensure the print bed is properly calibrated for a smooth, even surface
Use a brim or raft if necessary to improve adhesion
Final orientation and support decisions should be checked in the user's slicer