Kyocera Revolution Kitchen Knife Block Set, Blade Sizes: 7-inch, 5.5-inch, 4.5-inch, 3-inch, BlackUltra sharp, pure advanced ceramic blades that will maintain their edge up to 10x Longer than steel blades Lightweight and easy to clean, these ceramic blades will not brown food, are rust proof and resistant to germs and acids Perfect for slicing fruits, vegetables and boneless meats only and not to be used for frozen or hard foods. SECURED PACKAGE: Comes with securely packaged with care, makes for a great gift and storage uses. Brand: Kyocera Item