File format for cages

Gallamanji

when exporting a cage from 3smax is it the same process as exporting the lowpoly/highpoly? What file format should it be? 
Thank you!

Kyetja

You can turn your Cage modifier into a mesh, here is a link: http://polycount.com/discussion/118947/exporting-cage-from-3ds-max-to-xnormal