... set colorful handle: 1. Ultra Sharp 2. Durable,Easy to Clean 3. FDA/LFGB/SGS Approved Zirconia Ceramic Knife:Products ... Ceramic fruit KnifeBlade Material:Zirconium OxideHandle Material: CeramicBlade Colour:White,Black,coated or as customer requestHandle Colour:Red,Black,Purple,blue ... with a plastic or wooden cutting board ,Avoid cutting on marble ,stone, glass surfacewash by hand with water and liquid ...