Boito Duralong PaperPhoto UNBUFF. 4 Flap Envelope White 120 grams 400×300 mm (pack of 100 pieces)

“Boito” four-flap Envelopes are made from a single sheet of Duralong PaperPhoto or Duralong PaperPhoto Unbuffered, ideal for storing photographic materials and glass plate negatives. It is equipped with two long wings and two short wings without adhesive. Photographic glass plates can be stored safely without risk of print marks and can also be viewed without removing them from their protective coating, simply by opening the flaps and leaving the plate safely untouched on a flat surface.