materials with high density, high hardness, almost never wear, hardness HRC90 after about diamonds, generally much higher than the normal wear of metal knife, can spare you the trouble of frequent sharpening; because of its high dense and smooth nature of flank is not easy to breed bacteria, such as the jade-like soft and moist appearance. green: lead-free, non-toxic, acid, alkali and never rust, will not react chemically with food. Genuine health products. excellent performance: cutting meat, fruits, vegetables and crisp, very sharp edge that can cut out the meat as thin as paper and dip flank of meat and other foods is not easy. never change: high-tech nano materials made of zirconia ceramic knife is always bright and easy to clean difficult stains such as new; in particular, cutting off the apples, pears and other fruits, not easy to oxidation, more clean and sanitary. Choose color: black, grass, green, purple, red, orange, yellow Size:Full 16cm long, 7cm blade Material: high hardness ceramic precision