The Hyunpoong Transparent Frontier Ring File is an office stationery item designed to neatly organize up to 60 sheets of A4 documents. Made with transparent material, it allows for easy identification of contents, and the sturdy ring structure makes it simple to add or remove pages. It is ideal for schools, academies, and offices to systematically classify and store study materials or business documents. Available in various colors for categorized management, it helps create an efficient document environment through bulk purchase.