From Zwilling, this knife block set features:   Featuring an essential set of ultra-sharp knives, these German-steel blades are designed for everything from smaller-scale slicing and peeling to larger-scale chopping and dicing. The self-sharpening technology features built-in ceramic honing wheels that automatically sharpen when knives are stored or removed.   TWIN Signature knives are precision stamped from a single piece of special-formula stainless steel, resulting in lighter weight knives. Combined with Zwilling’s signature ice-hardening technique, these FRIODUR® blades will stay sharper, longer. The ergonomic, triple-rivet handle embedded with the Zwilling logo provides durability and balance. These dishwasher-safe, German-made knives are conveniently easy to clean. Made from special-formula, high-carbon stainless steel SIGMAFORGE - Single piece, forged knife Ice-hardened FRIODUR blade stays sharper, longer Ergonomic, polymer handle is perfectly bonded to full tang Traditional, triple-rivet handle is embedded with Zwilling logo 57 Rockwell Hardness = excellent edge retention Dishwasher safe, handwashing recommended Made in Germany, with lifetime warranty Each measures approximately: 4-inch paring knife 5.5-inch prep knife 7-inch santoku 8-inch bread knife 8-inch chef's knife kitchen shears 8 steak knives Self-sharpening knife block Imported.