These acid free unbuffered envelopes are ideal for the long term storage of photographs and negatives.
With a two sided seam construction, these envelopes can be evenly stacked or filed preventing marring that can occur with to much weight or pressure within. A thumb cut at the top makes for ease of access.
Made from a lignin free off white paper with a high cellulose content and a pH of approx. 7.0. Seams fastened with a neutral pH adhesive.
Envelope size: 136 x 110 mm
To fit: 4 x 5"
Opens on the short side.