Features 1、Simply fix the angle guide to the proper position of the blade and you can start sharpening. 2、The design is simple, easy to use, and can make knife be sharpened quickly and easily. 3、Made of high‑quality ABS engineering plastics, special ceramic protective layer, wear‑resistant and durable. 4、The precise whetstone angle fixer can guide the blade to grind at the correct angle. 5、Compact in size, light in weight, and easy to carry, it is the perfect accessory for sharpening knife. Specifications Item Type: Knife Sharpening Guide Material: ABS Engineering Plastics + Zirconia Ceramics Color: As shown in the picture Product Size: Approx.10x2cm/3.9x0.8in Weight: Approx.35g/1.2oz Function: Auxiliary tool Application: Whetstone tools Fixed Angle: 15° How to Use 1. Fix the angle guide at the proper position on the back of the knife. 2. Hold the handle and the back of the knife, the ceramic part is in contact with the surface of the whetstone or diamond, and the knife is at a fixed angle and grinds on the surface of the sharpener back and forth. Package List 1 x Knife Sharpening Guide