Material: ceramics + plastic Color: black + white Size: 335*30mm How to use 1.Hold the ceramic rod vertically, with the tip resting on a towel or on other non-slip , place the heel of blade againt the rod, at the same angle you used when sharpening , if you are unsure the angle, somewhere around 20 degrees is probably ok. The most important thing is to maintain the same angle throughout the honing process. 2.Stroke slowly down the rod, starting at the heel of the blade and finishing at the tip. Keep your wrist still while moving your elbow back, apply just slight pressure to the . Note： Keep the stable when sharppening Make sure to avoid dropping from high Package Contents: 2 x Ceramics 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. For repairing knife edge, making the grinding of a more knife Rapid correct the damaged knife edge With a hanging hole, can save space ABS handle,bring you a comfortable using Aluminium oxide ceramics Sharpener bar Rod Stick for Kitchen Steel Knives