... GANG Zirconia Ceramic Knife with Sharp cutting blade,Extremely high hardness,rustless, corrosion resistant and easycleaning Advantages comparing with stainless steel knife:·High ... ,·Available size: 3"4"5"6"7"8"for blade·Blade: white and black , matt effection and mirror finish ... , yellow, purple, green, blue or at customer's request.·Blade material: zirconium oxide (ZrO2)·Handle material: ABS+ TPR , PP ...