This is the Schrade SCHOTF3BS Extreme Survival Viper Out the Front Assisted Opening Knife with a Black Double Serrated Edge Spear Point Blade with a 5.25 inch Aluminum Handle. It weighs in at 4.90 ounces. It is lightning fast when opening. Overall open length of this automatic opening knife is 8.75 inches. The blade is a 3.375 4034 stainless steel black finish and the handle is made from lightweight black aluminum. It comes with a glass breaker, safety and a removable tip-down pocket clip. In order to close the knife simply push the blade release forward and slide the bottom actuator back until it locks into place. MSRP $67.99