Ceramic Knife Super hard, high-density and sharp blade, not easy to be blunt.No reaction with any food and can preserve the original color and taste of the food, keep the food's freshness and nutrition. It is advise to use for cutting/slicing of fruits, bread, vegetables & boneless meats, do not use for cutting hard or frozen food Package Include: 3" Paring Knife (paring fruit/vegetables) 4" Fruit Knife (cutting fruit) 5" Utility Knife (slicing/food prep) 6" Chef Knife (cutting, dicing, mincing) 6" Serrated Bread Knifea Ceramic Peeler Cautions: 1. Keep it away from children 2. Don't cut hard food 3. Avoid heat or shock 4. Do not use your hand to test the hardness of the blade 5: No dish washer Ceramic knife set includes 5 knives of different size ,All 5 size knife come with Plastic protective sheath.