Is there a glass iPhone 5 back protector?

I have a Spigen Glas.TR on the front. I really like using my iPhone without a case, but the aluminum on the backplate scratches easily. Is there a tempered glass backplate I can purchase or a really clear film I can put on it?

Yes at http://www.wrapsol.com/

Yeah i got mine here for $8: http://gadgetmecrazy.com/index.php?route=product/product&product_id=376