Both rescue prefessionals and recreational boaters love the features of the NRS Pilot Knife. Not only does its unique design attract attention, the sheath provides convenient access and release of the knife when you need it most. 5.5 oz Total Length: 7.38" Blade Length: 3" Blade Material: 420 HC Stainless Steel Handle Material: Glass-reinforced polypropylene with TPR over mold Sheath Material: Fiverglass-reinforced nylon Blade Tip: Blunt - protects against unintentional puncture of gear or yourself Matte finish on blue, green and orange handlemodels PVD coating on black handle model Rope cutting hook Blade edge: smooth and serrated Glass-breaking point at handle end Square hold in handle doubles as a valve wrench for an oxygen tank Bottle opener hole in handle Super-sharp smooth and serrated sections Blade is sharpened only on one edge. This, along with the blunt tip, helps prevent an injury in a tight rescue situation. The unique sheath firmly locks the knife in place and only lets it go when you squeeze both sides of the release. The comfortable rubberized grip wraps around the contouring handle, giving you maximum control of the blade. The sheath clip attaches firmly to a PFD lash tab.