Introducing Cheer Collection 3-in-1 Sharpener, a comprehensive solution for maintaining all your straight blades. Its V-shaped sharpening grooves are made with high quality materials: diamond rod, tungsten and ceramic stone. As an extra safety precaution, we've included a cut-proof glove to wear while utilizing this sharpener. Now you can worry less about keeping your blades in tip-top shape and focus more on having fun!