Double side design: 400 grit double-side small and ultra-thin diamand sharpening stones perform easy, efficient and sharp sharpening and polish. Premium material: Diamond stone sharpening tool with plastic handle. Anti-slip, Lightweight, easy to carry. Anti-slip handle: The design of concave and convex combining on the tail end of handle ensure comfortable and firm gripping during grinding, prevents handle dislocation, avoids folder your fingers, and easy placing or storing. Widely Application:Suitable for Kitchen knives, scissors, fruit knives, chopper, hand hay cutter, shave knife, pocket knives,Ceramics knives, Outdoor knives, Garden knives, and Agricultural knives etc. Special Design:Grinding and double-faced design to ensure the efficient and sharp sharpening result. Product Name:Double-sided Knife Sharpener Colour:As Shown Material:Steel + Diamond Package Contents: 5 x Multi-function Double-sided Knife Sharpener Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.