Special Materials: Using high-tech Zirconia crafted, high-density, high hardness, never wear, hardness (HRA87) is close to diamond, and abrasion performance is 60 times better than metal knife;Healthier: Lead-free, non-toxic, acid resistance, alkali resistance, never rust, health and environmental friendly; keep food color, flavor, enjoy the flavor, do not have any reaction to food, real health products!Excellent Performance: Because of its extremely high density and bright, the knife is not easy to breed bacteria, cutting fish, fruits, vegetables and other clear-cut, anti-bacterial anti-fouling, easy to clean.Elegant Appearance: Appearance as jade-like soft moist, fine texture, adding to the enjoyment of the noble.