Please note visual imperfections are final and cannot be returned. This product may have minor visual imperfections, though this will not affect the product's performance. The ingenious 6 colour ID button system easily identifies a knife to prevent cross-contamination during food preparation; ideal for the conscientious Chef. These precision stamped, finely honed, high performance "NO STAIN" stainless steel blades combined with ergonomic safe-grip handles make ZWILLING KolorID the perfect knife