The original for inserts up to 20 mm high in A4 format, which fully protects your documents. Ideal for storing large plans, brochures, catalogues etc. thanks to the side fold. The high-quality finish of the pocket is made from first-class ExtraSolid material for durable and long-lasting use. It can also withstand intensive use. Equipped with a strong colourless perforated edge and oval perforation for effortless page turning.