- Versatile Design: The A3/8K binder features 40 pages, each capable of holding 2 sheets, totaling a capacity of 80 sheets. The inner pocket measures 43 x 30 cm, accommodating A3 size and smaller documents, including children's artwork, awards, certificates, and various papers. This binder efficiently organizes and archives your files and documents to meet all your needs. - Enhanced Closure System: Our improved closure design prevents paper from shifting inside the binder. Whether you're commuting or using it daily, your documents will remain secure and organized, ensuring easy access whenever needed. - Durable Material: Constructed from high-quality PP raw material and subjected to a robust heat pressing process, this binder is built to last. It is waterproof and resistant to damage, maintaining its integrity over time. The smooth edges provide a comfortable grip, enhancing your user experience. Importantly, our materials are formaldehyde-free, ensuring safety and reliability. - Multi-Purpose Use: Perfect for a variety of documents including children's artwork, awards, certificates, flat tests, sketches, colored pencil drawings, oil paintings, magazine clippings, and posters. Choose from three colors—Purple, Blue, and Pink—to easily categorize your files by color. Whether you are an office professional or a student, this presentation book serves as a valuable tool in your daily activities.