zirconia ceramic knife set 1,ABS Handle very health and soft 2,Super hardness 3,Suitable for dishwasher 1. ceramic knife is made of Zirconium; 2 ... : 3", 4", 5", 6", 7" ceramic knife A seriesBlade Material: zirconium dioxide (ZrO2; also known as zirconia)Blade Colour: white,Handle Material: ABS+TPR ... food original color and flavor, enjoy the gourmet flavor! Chinoisere zirconia ceramic knife sets