1,Ergonomic Design: Professionally designed to make sharpening easy, with an ergonomic non slip handle for easy holding, to prevent accidental injury. 2,Sharpen Scissors: A groove small rod in the middle of the handle is made of ceramic, used for easy sharpening of scissors, simply insert the scissors with it open. 3,Material: Double sided design, respectively 400 1000 grit. Diamond grinding surface is suitable for fine grinding and polishing, with greater efficiency and durability, less risk. 4,Handle: The left of the handle is tungsten steel, used to restore the V shape after the sharpening. And the right side handle is ceramic, used for sanding to remove burrs on the metal blade. 5,Application: Suitable for chef's knife, steak, peeling, sushi, kitchen, butcher, peeling, barbecue, hunting, small folding knife, and scissors, chisel, even axes. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.