Original design found here:
http://www.thingiverse.com/thing:1718907

After printing it, it didn't fit my visor just right, but it held my sunglasses perfectly so I did some measurements of my TOYOTA Corolla 15 and it fits just right, not too tight or too loose, it's a perfect thing to print.

It should be able to fit all Toyota models vehicles

Infill at 50%
.02 nozzle size