Product Description 4-in-1 Knife Sharpening System Our knife sharpener is made of stainless steel and has the functions of cutting, coarse grinding, fine grinding and polishing. Ergonomic Handle Smooth handle design, not only beautiful but also Non-Slip Rubber Base Additional anti-slip base pad on the bottom provides stability, protection and improves the grinding process. Practical Before and after using the sharpening stone, you can clearly feel that cutting vegetables is easy. You can cut fruits or meat effortlessly. 4-in-1 knife sharpening system for all your kitchen needs. Note: 1. The work sharpener is not suitable for serrated knives. 2. Do not put the knife sharpener in the dishwasher. 3. To avoid damage to the knife, please sharpen the knife carefully, do not sharpen the knife back and forth. 4. Keep the sharpener dry, do not put it in water or soak it. 5. Please keep the sharpener and knives out of the reach of children to avoid accidents. 6. Sharpening may cause some blades