MaterialThe file folder is made of high-quality PP plastic, which is moisture-proof, tear-proof, wear-resistant and has a long service life. Perfect for protecting and organizing important documents. DesignThis A4 file folder is designed with 11 holes, no need to punch holes. It can be used together with binders, suitable for 2-hole, 3-hole, 4-hole and other file folders. TransparentThe portfolio is made of transparent plastic, allowing you to clearly see and identify the front page, knowing what you want to see without labels. WIDE USESStore documents, copy paper, photo paper, records, receipts, business documents and reference materials at home, school or office, etc. Easy to UseWith a semi-circular opening on the side, use your thumb to open the folder from the top and side, so you can easily take out and put in papers without dragging.