3 In 1 Sharpening Tool The Knife Sharpener Works Well On All Knives And Scissors. It Is A Useful Companion For Your Knives And Scissors In The Kitchen. Please Note That The Sharpener Is Not Suitable For Ceramic Knives. Adjustable Angle Knob This Knife Sharpener Features A Built-In 14-24 Degree Angle Adjustment Knob So You Can Adjust The Correct Blade Angle For Sharpening Different Sized Knives. Ergonomic Design And Easy To Use Ergonomic Handle And Non-Slip Design Of Our Sharpener, Just Place The Blunt Blade On The Sharpening Groove, Then Pull It Out Easily 5-8 Times Until Your Knife Is Sharp Enough. Attention: Please Sharpen Knives In One Direction Only And Avoid Pushing Or Pulling Back And Forth. Non-Slip Silicone Base Provides More Stability When Sharpening Your Knife And Scissors. Professional Grade Made Of Premium Materials And Strong ABS Plastic, It Is Sturdy, Durable And Built To Last, Packed In A Well-Wrapped Box To Prevent Damage. As Stylish As It Is Efficient, Our Sleek Design Is A Great Addition To Any Kitchen's Decor Style.