Archival acid-free buffered envelopes ideal for the long term storage of paper, prints, photos and negatives.
Made from 100gsm Heritage Woodfree Paper which is lignin free, acid free and buffered to pH 8.5 with calcium carbonate.
All our envelopes are made using an acid free, water based acrylic adhesive.
Passes the P.A.T.
Envelope size: 230 x 360mm with 60 mm flap
To fit: 9 x 14"
Opens on the long side.
Flap does not have adhesive gum
PLEASE NOTE: This envelope opens on the long side, not the short side like the envelope pictured.