Thanks for reaching out to us about this, and thank you for your support! At the moment we offer glass protector for Apple tablets since our users showed a lot of support for glass protection for these devices. We are currently gauging the demand for Nexus 7 glass protectors, and if we receive enough requests for glass for this device, we will definitely make it happen
So, if you guys want to try and make this happen I suggest you email them. I also figured on creating a poll here that I can show them so they can see how much interest there is in their product. Thanks.
After trying out my first tempered glass screen protector on my Moto X, and finding that MIME doesn't make one for the Nexus 7 2013, I emailed them. This is the response I got: