Folio is the top quality Moleskine collection, dedicated to creativity, free expression and design. The A4 and A3 sizes offer a generous space to be filled with drawings, projects, and writings. The Folio Collection is produced to the highest standards and with top quality materials. There are different papers for different uses: writings, sketches and drawings, watercolours and paintings, printable paper and office items. All of the different papers used for the Folio Collection are FSC (Forest Stewardship Council) certified. The Portfolio A3 has big pockets in acid free cardboard and cloth and the special long fiber paper makes it durable to file documents and drawings.