These knives are beautifully designed with composite stone handles and mirror-finished blades. Each tool is designed to serve a different kind of cheese. Pronged Knife: used for cutting soft cheese and picking it off the board at once, without needing to use another tool. Flat cheese knife: is perfect for slicing medium-hard cheese. Spreader knife: has dull curved blades and spreads ultra-soft cheese. Wash with mild soap, do not use hard chemicals or brush.