... Clean FDA/LFGB/SGS Approved Anti-corrosion,anti-bacterial Tasteful Zirconia Ceramic Knife Set:Products detail:Model &Type:CEX-CA103 Ceramic ... longer life than the traditional steel knife,with no need of sharpening for years Stain and rust proof ,non-adhesion,very ... care advice:It is advise to use for cutsting/slicing of fruits , bread ,vegetables ,boneless meats,do not use for cutting ...