1.【4-in-1 Sharpening System】: We are revolutionizing the art of knife sharpening with a knife sharpener with four functions. We have added the function of sharpening scissors based on the original three functions of the knife sharpener. All functions are together, the 4-in-1 knife sharpener is convenient and space-saving.2.【Safe and Easy to Use】: The ergonomic handle makes it easy to use for both right and left hands. Simply insert the blade into the slot and gently pull the knife in one direction a few times. Rough seams are great for dull knives. Fine ceramic groove sharpener sharpens and polishes blades to the perfect angle. The non-slip underside of the handle keeps the sharpener stable and comfortable in your hand.3.【High Quality Knife Sharpening Material】: High quality knife sharpener. The knife sharpener is made of ABS plastic, which is durable and long-lasting. It is used to sharpen four grooves. "ESSENCE" is made of tungsten steel. "CRUDE" is made of diamond grinding stones. "FINE" is a ceramic material. The scissor slots are made of ceramic. Dull knives vary better in each groove.4.【Suitable for Most Knife Types】: Save your old knife set instead of spending a fortune on a new one. You can sharpen any dull knives and bring them back to their full glory. All kitchen utensils. Of course, it also works with large, long knives, making it quick and easy for everyone to have a perfectly sharp kitchen knife. Not suitable for serrated knives.5. High Quality: ABS plastic protects the sharpener from embrittlement. Package: 1 x Knife Sharpener