What are the benefits of using a clean glass nail file compared to traditional nail files? How does a clean glass nail file contribute to better nail health and hygiene? What are the key features or characteristics to look for when selecting a high-quality clean glass nail file? What are some proper maintenance and cleaning practices for a glass nail file to ensure its longevity and effectiveness? How does the use of a clean glass nail file prevent nail damage and minimize the risk of nail splitting or peeling? In what ways does a clean glass nail file provide a smoother and more precise filing experience compared to other types of nail files? What are some tips or techniques for using a clean glass nail file effectively to achieve desired nail shapes and lengths? Are there any specific precautions or considerations to keep in mind when using a clean glass nail file on natural nails versus artificial nails? Have you personally tried using a clean glass nail file, and if so, what has been your experience with it compared to other nail file types?