The Leuchtturm Vario 1C A4 Philatelic Pouch with 1 Divider, reference 318444, pack of 5 units, is an A4 format stamp filing sheet. Leuchtturm is a German brand founded in Hamburg in 1917, considered a world leader in philatelic and numismatic collection systems, with a catalog of over 6000 items covering more than 140 collection areas. Made of acid- and plasticizer-free polyester film, it guarantees safe long-term preservation of stamps without risk of paper deterioration. It has 1 divider measuring 195x128mm each, in a transparent tone, compatible with the Vario 1C stampers from the same brand. It is a preferred option for large-format stamps, blocks, or sheets that require a single filing strip per sheet.