For beginners or professional chefs; includes step by step instructions for sharpening dull blades Gives your knives a new life and restores their original sharpness in a matter of seconds 3 Stage sharpening: Ceramic slot repairs & straightens dull blade, coarse slot sharpens the knife, and fine slot polishes and touches up the sharp knife Long handle for right or left-handed use provides a safe distance between hand and knife Extra safety included with a cut resistent glove allows you to sharpen kitchen knives without fear of injuring yorself; non slip base keeps the knife sharpener firmly in place while sharpening knives