CRESSI BORG DIVE KNIFE IS A MODERN, LARGE KNIFE MADE OF 304 JAPANESE TEMPERED STEEL. ONE SIDE IS SERRATED THE OTHER SIDE IS STRIGHT EDGED. BOTH SIDES VERY SHARP. THE HANDLE HAS AN ERGONOMIC DESIGN FOR A SECRE GRIP, EVEN WITH GLOVES. COMES WITH SHEATH AND 2 LEG STRAPS