100% Brand New And High Quality Material: Plastic and Tungsten steel( sharpen)Size : 76*58*25cmColor: Green, Black, Blue, Red, OrangeWeight: 35gEasy to operation quickly in knife sharpeningUnique cutting and sharpening functionsSmall-sized, exquisite, safe , portable and convenient Features:Ceramic blades are not recommended to be used with this knife sharpenerSharpens the blade and restores the cutting edge to a V-shape Ceramic stone(fine tune)Polishes the blade and equalizes any surface irregularities that may have been caused-including by the sharpening procedureSharpen only clean and dry blades. Place the blade with the board end near the knife handle into slot V shape and pull the knife gently towards to you. Package included: 1pcs Knife Sharpener or3pcs Knife Sharpener Notice: Please do not move the blade backwards and forwardsPull in one direction only. We recommend repeating this procedure at least 5 times per slot, or more often, depending on the condition of the blade.