Gourmet collection, set of 2 knives: an 18 centimeters blade for the Chinese chef's knife, and a 16 centimeters blade sharpener cleaver. Wusthof Gourmet Collection: over 35 blade processing steps, a reduction in product weight and balanced ergonomics are the main features of these design knives. With Gourmet knives every cut becomes a real sensory experience. It is recommended to wash the product by hand.