DescriptionMade from white corundum material, it is safe, durable and corrosion-resistant. its surface is smooth, so it don't damage to your hand. you can quickly sharpen dull with it. Perfect for home, kitchen use etc. Suitable for many edged tools, such as kitchen cuuter, scissors, chopper and more. Multipurpose sharpening stone, for kitchen, outdoor.Features- Color: Random Color. - Material: White corundum. - Size: About 18x6x2.8cm. - Made from white corundum, it is corrosion-resistant, safe and durable. - Double sided design with exquisite detail makes it practical. - Excellent sharpening performance, Long service life design. - You can quickly sharpen dull with it, so it saves your time. - Perfect for home, kitchen, restaurant use etc.