Hoffner Tactical Liner Lock Folding Knife - 3.5 Inch Blade, G10 Grip and Reversible Pocket Clip. Fast One Hand Opening Design based on Brian Hoffners defensive knife training program over the past 20 years 3.5" 440 chromium stainless steel blade Grips made of serrated G10 Index points in handle ensure a secure balanced and effective transition between point forward and point down holds Patent pending compliance tool surfaces for less lethal defense