Material:Zirconia (ceramic) Blade length:21/8 inch Total length:33cm/13 inch Handle material:ABS Color:shown as the pictures Quantity:1Pc Features: 1.Ceramic sharpening rods are useful for getting a super-fine for edge on your knives. 2.This ceramic sharpening rod can regain your cutting performance with just a few strokes. 3.The rod is round so it can be used to sharpen scissors, kitchen knives,fruit knives and all other metal cutlery. 4.The grooved portion is for rough sharpening, the smooth section for fine sharpening. 5.It is not available to use on ceramic knife blades. 6.It has a high degree of hardness for it consists of zirconia & alumina. 7.It will never get rusty, friendly to environment, healthy, and easy to clean. HOW TO USE 1.Hold the ceramic rod vertically, with the tip resting on the towel or on other non-slip surface, place the heel of the knife blade against the rod, at the same angle you sharpening the knife on the stone. If you are unsure of the angle, somewhere around 20 degree is probably OK. The most important thing is to maintain the same angle throughout the honing process. 2.Stroke the knife 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, applying slight pressure to the rod. 3.Keep the rod stable while sharpening. Make sure to avoid dropping from the high. Note Size for manual measurement, there may be a 0 to 2 for cm error, belongs to the normal phenomenon. And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes 1Pc x Ceramic sharpener Rods with retail package(not included others)