This is the Bi-Polar dual assistad knife with twin blades by SOG using their assisted technology. Each blade is porpelled out when the user has initieated the blade opening action. It has a rescue knife that can be used by law enforcement, emergency personnel, personal use, gardening or any other use. The blade is fully serrated and it also comes with a glass breaker, double lockbard and twin safties to lock the blades closed or open. The handle is made of hard anodized aluminum and the blades are made of AUS 8 steel.