Bigear Knife Sharpener with 3-Stages Professional Knife Sharpening System -Sharpens Both Steel & Ceramic Knives PROFESSIONAL & HIGH QULITY - ABS plastic handle is designed ergonomically , 3 slots are designed 3-Stages Professional Knife Sharpening System,the bottom of this knife sharpener is made from TPR rubber to avoid sliding when you use. SHARPENS All KNIFE SIZES - Whether you need a paring knife to slice an apple or a chef's knife to carve a turkey, you'll always have a sharp blade. No matter the size of the knife is too large or too small. EASY TO USE - The handle and bottom of it is non-slip design,it means you do not have to spend a lot of effort and can quickly and easily Sharpen your knife.the sharpener does all the lining up and you just place the knife in the slot and then pull the knife through 3 or 4 times, do not go back and forth, one direction only, yes as simple as that. TOUGH and DURABLE with tungsten steel and ceramic rod plus electroplating rod EASY TO CLEAN - It is detachable design,you can put the grindstone down to clean after use. The rubberised handle is placed to the side and is an easy fit for your hand whether you are left or right handed, which is another safety feature making sure that your hand is away from the knife itself. QUALITY ASSURANCE - Durable and solid, high quality components guarantee long time usage, so buy with confidence. Have any questions you can contact us and we will do our utmost to satisfy you!