1,Injection handle 2,Super hardness 3,Suitable for dishwasher 4,Our factory ... 3.No rusted and discoloration; 4. white Ceramic knife 5,LFGB,EU,SGSCeramic Knife – High Density ZirconiaItem No.: JH3A1-P05,JH4A1 ... JH7A1-P05Model: 3", 4", 5", 6", 7" ceramic knife A seriesBlade Material: zirconium dioxide (ZrO2; also known as zirconia ... the gourmet flavor! High quality zirconia ceramic chef knife with sheath