Made of high-quality PP material, It has waterproof, moisture-proof and tear-resistant, and can well protect your documents. The thickness of the document bag has 14 threads, It is better than other document Pouch with the same appearance. Good. The document Pouch is designed with rounded corners and does not hurt your hands. It can help you organize the paper to make them tidy. It is very suitable for company, home, school and office.