Upgraded Size: The clear document folders measure 30.7 x 21.6 cm / 12 x 8.5 in, offering ample storage space for US A4 or Letter size papers. With a thickness of 0.2 mm, these folders provide enhanced durability and a longer service life. Durable Material: Made from high-quality plastic, these file folders offer excellent tear resistance and waterproof protection. Utilizing ultrasonic welding and stitching technology, they are sturdy, moisture-proof, and dust-proof, ensuring your important documents remain well protected. High Transparency: These L-shaped translucent envelope folders feature a low-fog surface to minimize glare and eye strain. The high clarity allows easy identification of contents without the need for external labels, saving time when locating documents. Arc-shaped Opening Design: Designed with convenient thumb cuts on the sides, these clear plastic folders allow easy access from the top and sides. This feature enables smooth insertion and removal of documents while preventing them from shifting or falling out, enhancing workplace efficiency. Widely Applicable: Ideal for use in schools, offices, and home environments, these clear plastic sleeves are perfect for organizing and protecting teaching materials, homework, reports, presentations, archival pages, posters, and artwork. Product Name: L-shaped plastic file holder Product Size: Normal size: 30.7 x 21.6 cm / 12 x 8.5 inches Accommodate paper size: 30 x 21.5 cm / 12 x 8.5 inches Color: As Shown Material: Plastic Package Contents: 60 x Transparent folders Note: The package includes only the items listed above. Other accessories are not included. Note: Lighting effects and display settings may cause slight variations in color between the image and the actual item. Measurement allows an error of +/- 1-3 cm.