Healthy and environmental: Whatever we cut, there is no any taste or any strange smell left on the blade, ceramic knife is a kind of healthy and environmental product; Keep the nutrition of food: When you use ceramic knives to cut the meat, you wouldn't see any bovrit, for ceramic knife is sharp and thin & it can completely keep all the nutrition; The best sharpness, never needing to be sharpened: King double ceramic knife is very sharp and won't be blunt, no need sharpening for a couple of years.