Retractable without shaking The ultra-thin design makes it easy to fix pinpoints. You can check the ink level Correction liquid; For both water and oil-based use; Ball diameter: 0.03 inches (0.7 mm); Capacity: 0.75 mL; Standard: Main body; Color: Pink; Length: 5.7 inches (146 mm); Material: Front axis, rear axis, clip: Recycled PC