ZrO2 Knives Set 1.unique blade made of zirconium oxide 2.never rust 3.Corrosion resistance 4.Good look, Green, Good quality 1.Name: HNCC Elegant Ceramic ZrO2 Knives Set2.Material: Superfine ZrO2, ceramicthe high-tech zirconia materials from refined, high-density, high hardness, hardness(HRA87)is second only to diamond3.Certificate:ISO9001,ISO140014.CategoriesYou can choose which you need from the ...