These popular storage enclosures are acid-free, lignin-free, & buffered (8.5 pH). They feature side seam construction, and all open on the smaller end. Flaps are ungummed on all except 33102. All pass P.A.T. test. If you need to glue your flaps, the Glue Stick is popular & safe to use for this purpose.
The envelopes are the most popular item in our preservation kits. Now you can order extras as needed.
Not available in local supply stores, these special envelopes are made for museum supply stores and are designed with long term storage in mind. Use them for storage of all paper items and all photos in sleeves.