Carry a sharp blade with the Spyderco COBOL Folding Knife. Its M390 steel blade holds its sharpness for an extended period of time. The folding blade is easy to transport, and its titanium handle is lightweight while still remaining durable. The SlipIt lock has a notched-joint spring mechanism for secure blade retention. Spyderco COBOL Folding Knife Grey - Folding/Pocket Knives at Academy Sports