Flytanium Zenith Trainer 2.0 1385GGB Black, Gunmetal Gray Aluminum, balisong trainer

The blade is enhanced with a coating. Unfortunately, the manufacturer has not specified which type of coating has been applied, however, what we do know is that a coating generally protects against corrosion. However, it is always possible for the coating to start showing traces of use after a while, such as scratches. This is normal wear and tear that gives your knife character.