WMF 1875136030 ceramic combination sharpening stone, 360/1000 grit

The WMF ceramic combination sharpening stone is a double-sided ceramic sharpening stone which you can use to quickly sharpen all your knives. As such, with this sharpening stone, you actually get two sharpening stones for the price of one. One coarse side to give a dull knife a straight edge again and one side to sharpen the knife back to razor-sharpness.