I finaly found a great screen protector for my '06 NAV screen. These fit perfect and you cannot tell it's on the screen. The material is much like the protectors I order from the UK for my PDA made by Brando. I tried other protectors on the PDA, and this material very easy to use, and goes on with no bubbles.

Here's my install:

http://gwfweb.com/honda/06accord/06navscrn.htm