Two Weapon Defense

Two-Weapon Defense (Combat)
You are skilled at defending yourself while dual-wielding.
Prerequisites: Dex 15, Two-Weapon Fighting.
Benefit: When wielding a double weapon or two weapons (not including natural weapons or unarmed strikes), you gain a +1 shield bonus to your AC.
When you are fighting defensively or using the total defense action, this shield bonus increases to +2.

(BAB +8): The shield bonus granted by this feat are doubled and you may apply it to natural weapons and unarmed strikes if you are proficient.

OPEN GAME LICENSE Version 1.0a - All text is Open Game Content.