Meissner Tetrahedron
thingiverse
A Meissner Tetrahedron is an object with consistent width; thus, it can glide seamlessly over a plane, maintaining uniform distance. Despite its seemingly uneven shape, the ride remains smooth. For further insight into such bodies, watch this video: http://www.youtube.com/watch?v=cUCSSJwO3GU
Download Model from thingiverse
With this file you will be able to print Meissner Tetrahedron with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Meissner Tetrahedron.