Shapton Professional Series 1000 Grit Sharpening Stone has high polish power because the hard grains have a high percentage. Feeling of natural grinding adding new compound products realizes a feeling of a natural whetstone grinding. Good durability you can use longer than conventional waterstones, because there are few borders of a whetstone. No smell would be attached to an edged tool, because the whetstone is odor free. Your knife can be used immediately after grinding in a kitchen etc. Less deformed it is no necessary for a frequent surface correction by nagura. The plastic case can be used as a good stand. After usage, please put the stone into inside for sanitary storage. It measures by 210 x 70 x 15 mm stone size and available orange colour.