[Quality] This translucent display book is made of high-quality plastic, light and strong. Unlike ordinary folders, the hard outer skin of this folder adopts a modern matte design. This simple design makes it easier to hold in the hand. The inner pages are highly transparent. You can read important documents clearly and without difficulty. The seams of the pockets are also tight enough for long-term use.^[User-friendly design] This introduction book is a user-friendly design. The inner page is designed with special indentation, which is convenient to put in and take out the paper. There is also a label slot to help you classify documents or paper works. You can find the file in a short time. The rounded edge of the lid is also very safe and will not cut your hands during use. This sleeve-protected folder can be displayed flat, making it easier to view files or documents.^[Large capacity] This presentation book has 40 pockets. Two pages can be displayed on each side of each pocket. You can choose the right size to meet your needs. This plastic board protection clip is waterproof and can protect your important documents or paper from moisture and mold.^[Perfect A4 size] The inner sleeve cover is 11.7 inches * 8.45 inches, which is the perfect size for most files and documents. It can be used to store presentation materials, papers and other learning materials. It is also a perfect protector for important documents, certificates, contracts, music scores, etc. You can also use this show book to store all the drawings and graffiti. This will be a wonderful memory in the future.^[Applicable scenarios] Whether you are a student with a large number of textbooks or papers, or an office worker facing a large number of documents and contracts, this clear presentation manual will be a good helper for your daily life. With large capacity and convenient design, this folder is very suitable for categorizing and archiving your files and documents. Bright colors will also bring a good mood to your daily life.