Hyunpung Arch Binder is an office file for systematically organizing A4 documents. Designed with a 7cm width and 8cm standard hole spacing, it securely stores large volumes of documents and features a clean blue exterior. It is an essential organizational tool for offices and academies where frequent document sorting and storage are required. The sturdy arch-type metal clip allows for easy document insertion and removal, and the index label is designed for easy identification of contents.