This Glass Breaker style OTF is the perfect tool for any emergency exits in your car or a great self defense tools. It sports a black and silver sharp, spear point, double edge blade with a strip of silver in the middle with blood grooves on both sides. This particular Glass Breaker OTF Knife is fully automatic. Just push on the metal button on the spine of the handle and watch this blade in action. Just push the button backward to retract the blade into the handle.The handle features a flat green lacquer steel finish with six philips head screws and finger grips on the spine. It also sports a black pocket clip for easy access when using. The top of the handle also features the glass breaker for emergency get a ways or self defense when the need arise. Overall Length: 8.5 inch