Replacing knives is expensive, but sharpening knives isn’t everyone’s strong suit. These knife sharpeners are conveniently sized and easy to use. Simply, place the roller on a flat surface and place your knife on the edge of the grindstone. Apply pressure and saw back and forth 10-15 times. Switch sides to sharpen the other knife’s edge. Every case contains 144 knife sharpeners. Color: White Rolling feature Wash with damp cloth 144 per case Priced per sharpener Retail Packaging