"Double Action" represents two interesting functions in one folder. This knife can be both a conventional one-handed opening liner locking folder and a button lock folder. All in one. Additional features include a manual security mechanism integrated into the handle-just look for the red dot to check the security status of your Action2. The dark gray EDP coated aluminum handle fits comfortably and securely in the hand, with its rounded edges and rubber inset. The strong bulky 3 1/4" blade is made of AUS 8 steel with black powder coating is a perfect counterbalance. 7 3/4" overall