Effects that grant natural armor work even better for you.
Benefit(s): When you gain an enhancement bonus to your natural armor, that bonus increases by 2. This has no effect if your natural armor bonus is +0 or you do not have an enhancement bonus increasing your natural armor bonus.
Pathfinder Roleplaying Game Monster Codex © 2014, Paizo Inc.; Authors: Dennis Baker, Jesse Benner, Logan Bonner, Jason Bulmahn, Ross Byers, John Compton, Robert N. Emerson, Jonathan H. Keith, Dale C. McCoy, Jr., Mark Moreland, Tom Phillips, Stephen Radney-MacFarland, Sean K Reynolds, Thomas M. Reid, Patrick Renie, Mark Seifter, Tork Shaw, Neil Spicer, Owen K.C. Stephens, and Russ Taylor.