Pocket Size Ceramic Leather Stone for Sharpening Blades The Ceramic Leather Stone Multi-Functional Knife Sharpener features pre-set leather and ceramic stones to deliver a flawless edge every time. The carbides quickly set the edge, while the uniquely shaped ceramic stones refine it to a razor-sharp finish, suitable for both standard and serrated blades. Ceramic Stones (FINE) – Finish the edge. Ceramic stones offer a smooth, polished edge for both serrated and standard knives, enhancing their sharpness. They are versatile, reversible, and replaceable, making them a practical tool for maintaining your blades. Leather side helps in honing the edge sharpened on the ceramic side Pocket Size Ceramic Leather Stone for Sharpening Blades The Pocket Knife Ceramic Leather Multi-Functional Knife Sharpener features pre-set crossed leather and ceramic stones to deliver a flawless edge every time. The carbides quickly set the edge, while the uniquely shaped ceramic stones refine it to a razor-sharp finish, suitable for both standard and serrated blades. Ceramic Stones (FINE) – Finish the edge. Ceramic stones offer a smooth, polished edge for both serrated and standard knives, enhancing their sharpness. They are versatile, reversible, and replaceable, making them a practical tool for maintaining your blades. Leather side helps in honing the edge sharpened on the ceramic side