Made from Kyocera's very own proprietary zirconia material produced in Japan for exceptional quality and beautyUltra-sharp, pure advanced ceramic blades will maintain their edge up to 10x longer than steel bladesLightweight and easy to clean, these ceramic blades will not brown food, are rust-proof and resistant to germs and acidsIdeal for slicing fruits, vegetables and boneless meats, not to be used on hard or frozen foodsUtra-sharp 5 1/4-inch ceramic slicing knife with white blade; ideal for cutting meats as well as thin slices of fruits and vegetablesCeramic blade ground to microscopic precision by diamond wheels for rock-like edge with excellent sharpness retentionTotally impervious to acids, juices, oils, salts or other elements; will never rustLightweight, extremely balanced in the hand; ergonomic handle reduces fatigue during repetitive cuttingHand wash only; sharpen using Kyocera electric sharpener or mail to Kyocera for free sharpening