1. Ultra-sharp Blades 2. High hardness 3. No Metallic Taste or Small 4. Healthy, Environmental friendly 5. Stain, Rust Proof Ceramic Knife With ABS Handle Ceramic knife Ceramic knives are made of stabilized zirconium with yttrium oxide (TZP),Properties of exceptional hardness close to diamond.Blade material Zirconium Oxide(Zr02)Blade colorblack or whiteHandle material ABS ,ABS+TPR, ...