SunrisePro 2 Stages Knife Sharpener - No.1 Choice of Master Chefs 100% SATISFACTION GUARANTEED OR YOUR MONEY BACK! PEACE OF MIND WITH CONFIDENCE: You don't need years of experience to sharpen your knives. Out of the box, SunrisePro Kitchen Knife Sharpener enables you to achieve razor sharp kitchen knives. SIMPLE AND EFFECTIVE RESULTS - Four strokes on each Coarse and Fine side, your knives will be even better than when newly bought saving you money and extend the life in the process. GIVE LOVE AND CARE BACK INTO YOUR KNIVES: Put life back into your knives through the two slots (i.e., Coarse & Fine) that produced very fine sharpening. EASY TO HOLD AND SHARPENS VERY FAST - Small enough to easily fit in a utensil drawer. This product is very well made. PLEASE NOTE - This kitchen knife sharpener is manufactured to work with steel knives only, and it should not be utilized with ceramic or serrated knives. Important: Do not put the sharpener in the dishwasher or immerse it in the water.