Serve Ring Eraser and Sharpener Combo includes a rotating ring eraser with cover with a pencil sharpener. Ergonomic design with soft-touch barrel fits comfortably in your hand for erasing big mistakes. Push-and-lock eraser mechanism is user-friendly. Extra-large quality eraser is smudge-proof dust-free and trace-free for clean erasing. Cap keeps eraser clean. Use single-hole sharpener built into the bottom for pencils with a standard barrel size. Sharpener cap provides clean use and keeps the waste inside.