Mimicking the jigs we already have, I put together a 3D-printed jig to support lasering Mossy Oak and Built 30oz coffee tumblers ($9.95 at WalMart). This should expand our ability to laser other brands of coffee mugs.
The jig is now stored with the other jigs already available for use with the Thunder Laser rotary attachment.
Sorry, no pics of the jig, but here’s a rendering: