Specifications of chef knife 1,Silicon Handle very health and soft 2,Super hardness 3,Suitable ... 5", 6", 7" ceramic knife A seriesBlade Material: zirconium dioxide (ZrO2; also known as zirconia)Blade Colour: white,Handle Material: ABS+ ... TPR handleSize Available: 3”, 4”, 4.5”, 5”, 5.5”, 6”, 6.5”, 7” and 8 ... zirconia ceramic chef knife and paring knife with ABS handle