2 In 1 Knife Sharpening System: The Sharpener Has 2 Sharpening Slots. One Is Harder Tungsten For Dull Knives, The Other Is Creamier And Can Be Used For Sharpening And Polishing. Kitchen Is Suitable For Most Steel Knives Like Chef'S Knife, Santoku Knife, Smart Knife, Etc. Comfortable Design: The Upgraded Design Gives You Anti-Slip Grip And Increases Safety. Just Use It On Any Flat Surface To Bring Your Dull Knife Back To Sharp. Convenient For Home Or Outdoor Use. Easy To Use: Put Your Knife In The Sharpening Slot, Then Sharpen In One Direction And Repeat 3-5 Times, Within Three Seconds The Blade Is Sharp As New. Ideal For Everyday Use.Excellent Quality:With Durable Abs Plastic And High Quality Diamond And Ceramic Wheel, This Sharpener Is Built For A Lifetime Of Life.Each Item Has Been Tested Before Full Shipment. We Always Provide The Excellent Quality Products For Every Customer Who Support Us With Sincerity. Customer Service: High Quality Materials, With 12 Months Warranty And 30 Days Unlimited Return Or Exchange. Friendly Customer Service And Prompt Support For Every Customer. The Customer Service Team Is Always Ready To Help You.