Laptop compartments are handy for sliding a level 3+ plate into it.
+1 ... Make it a soft plate and it goes thru a scanner.
If you are not looking for "tactical" or "camo",
Swiss Gear is what 95% of the road warriors I worked with used. Took me ~8 years of everyday use to wear out my first one. The one I have now will last until they bury me. Not cheap. But worth it...
