... (TZP),Properties of exceptional hardness close to diamond.Blade material Zirconium Oxide(Zr02)Blade colorblack or whiteHandle material ABS ,ABS+TPR ... hardness, never wear, hardness (HRA87) is next to diamond, and abrasion performance is 60 times better than metal knife ... breed bacteria, cutting fish, fruits, vegetables and other clear-cut, anti-bacterial anti-fouling, easy to clean.Elegant Appearance: ...