1. Plastic envelopes. Match a variety of colors to meet your various storage needs and make your space cleaner. 2. Material: Made of PP material, to ensure that the product will not be damaged after high-frequency use, and can be maintained for a longer time. Also add effective protection for your important files. 3. Product design: We carried out a new design on the original letter size of the poly zip folder. Extended corners were added at the bottom. So it can be used for books. At the same time, the folder can also stand on the table, saving desktop space. 4. More uses: not only can store paper documents, but also electronic products, small clothes, stationery, travel supplies, cosmetics and so on. You can use it in the office, school, travel and other occasions. Organizing has never been easier. 5. Cartoon test bag is an essential accessory for students and educators. Its durable structure and efficient design ensure the safe storage and organization of your test papers and documents. Embrace creativity and fun with vibrant cartoon patterns that decorate this functional and stylish storage bag. Four different stylessize:33* 24.5*3cmMaterial:PP