Ceramic Knife: Zirconia 1- Ultra-sharpness, 2- High hardness, 3- Free from dust, 4- Stainless and easy clean, easy use. Ceramic Knife(1)It is produced from zirconia diamond that can keep wear resistant and sharpness always.(2)Knife edge is mirror surface polished by manual work.(3)Back of blade chamfer polishing takes care of your handle feeling.(4)Ergonomic handle design.(5)Perfection of ...