Promotive Gift Ceramic Knife 1,Stain & Rust Proof; 2,Heathly,Hygince & Anti-Corrosion; 3,Certificate:SGS, FDA,LFGB; 4,ISO. Color handle ceramic knife set, best gift choices for Christmas, Mother's Day and for promotion.Blade Material:zirconium oxide (ZrO2; also known as zirconia)Blade Colour: white, black Handle colour: black,red,yellow, purple,green,blue or at customer's request Handle Material: ...