This is the JBL The Saber" Dive Knife Spearfishing Scuba Diving Knife Features: fillet knife 420 stainless steel blade 1" wide and 9" long and curved for close to the bone fillets Non slip polymer handle Oversized thumb rest enables more precise cutting The new JBL Saber fillet knife makes short work out of any fish. The 420 stainless blade is 1" wide and 9" long and curved for close to the bone fillets. Steel is treated in a "heat and quench" method that offers maximum flex while still holding a razor sharp edge. Non slip polymer handle fits comfortably in your hand, and the oversized thumb rest enables more precise cutting with increased stability.