The Global Minosharp Plus 3-Stage Water Sharpener is a larger three-stage, handheld ceramic water stone sharpener for a complete sharpening process. It includes a coarse blue, medium brown and superfine yellow ceramic wheels. 

• Safe and easy-to-use knife sharpener for any kitchen
• It includes a coarse blue, medium brown and superfine yellow ceramic wheels
• The blue coarse-grit wheel is to sharpen dull and chipped edges
• The brown medium-grit wheel is for standard sharpening
• The yellow superfine-grit wheel is for polishing and refining the edges
• Made in Japan