These Blue Cook's Chef Knives are essential for every commercial kitchen no matter the size. Blades are manufactured from the finest stainless steel They are durable with a comfortable grip handle Easy to clean Dishwasher safe & have a long-lasting shine There are no legal guidelines on which foods should be cut on which colour of knife, but the accepted coding system in the UK is below Red = Raw Meats Yellow= Cooked Meat Brown = Vegetables Blue = Raw Fish White = Dairy & Bakery Green = Salads & Fruits Purple = Allergen Age Verification Required On Delivery Not For Sale To People Under the Age of 18.