[EXPANDABLE DESIGN WITH CAPACITY] Upgraded 3D design on the side, which can be expanded to 2 cm. A4 size plastic pocket with holes, easily holds up to 300 sheets of A4 paper at a time. In addition, the upgraded button closure is not easy to fall off, which prevents files from accidentally slipping out, which is safe and reliable. [PRE-PERFORATED DESIGN &] Reinforced 11-hole pockets fit most 2/3/4-ring binders and filing cabinets. Made of high-quality PP material, waterproof and tear-resistant. Upgraded single layer thickness to 0.4 mm, thicker than the average for the same products on the market, sturdy and durable, protecting your files from damage for a long time. Stylish appearance, you will love it. [TRANSPARENT PLASTIC POCKETS] 12-pack A4 plastic pockets with buttons in 6 different colors, 2 pieces per color. Multiple colors allow you to categorize and manage content more efficiently to avoid clutter. The transparent plastic pocket allows you to easily see the contents without opening it, which significantly improves work efficiency. The colored envelopes decorate your .[DURABLE SNAP CLOSURE CONSTRUCTION] High-quality colorful plastic pockets with snap closure, ensuring your files are secure, more convenient and faster to open and close the file bags. Plastic envelopes have a pocket for labels to easily distinguish documents. Unique label pocket design suitable for tracking different subjects for easy sorting and searching.[MULTIPLE USES] A4 portfolios are very suitable for daily use, lightweight and easy to carry. An excellent document organizer for school, work, home and business trips. Can be used to store documents, receipts, textbooks, stationery, passports, business cards, puzzles, small assembled toys, etc. Keep your items organized and help you sort out the clutter. Size: 31x24.5cm Material: Pp Color: As shown Package contents: 12 x Folder Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The allowed measurement error is +/- 1-3 cm.