Durable, Easy to Use Extra Sharp Cutter Knife Best Quality Ceramic Blade ISO9001 SGS and So On ... Market: USA,Europe,Asia About Fengye Zirconium Ceramic Cutter KnifeCeramic Knife is made from the material which likes diamond's ... 3",4", 5",6", 7", 1#cut knife, 2#cut knife, 3#cut knife, and the other ceramic knifeBlade Colors: white or ... with you soon. Extra Sharp black Kitchen ceramic cutter Knife D4''