Titan Yellow D/A OTF Automatic Knife Black Serrated Tanto. 440 stainless steel 3.25 inch blade with a pocket clip on the side of the handle. 8.5 inches overall length. Strong spring action with a push of the button you can hear the blade snap into position. It has a glass breaker on the end of the handle. The handle has scruffy grip inserts and the push button is on the spine. The blade pops in and out with a flick of the button. This knife was made in taiwan.