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. See the Two-Weapon Fighting special attack.
When you are fighting defensively or using the total defense action, this shield bonus increases to +2.
Special A fighter may select Two-Weapon Defense as one of his fighter bonus feats.