The ceramic knife delivers exceptionally less surface resistance and a ruthlessly sharp edge. It is lead-free and non-toxic due to its special material, which is chemically inert, so it helps to retain the original taste and odor of food. It is 50 percent lighter than steel and 50 percent harder than steel. It is wear resistant and lasts longer. The blade is coated with high-tech refined Zirconium Oxide, free of rust and chemical reaction. The ergonomic black handle, made of non-slip material, ensures a solid pleasant grip, the delicate seamless combination ensures your safety. This knife set effectively becomes your healthy guard, which ends the bacterial growth from the first line.