Side-loading letter-size envelopes expand to 1 1/4". Acid-free, archival quality polypropylene envelopes are perfect for long term storage-resists tears and repels moisture. Hook and loop …
Side-loading letter-size envelopes expand to 1 1/4". Acid-free, archival quality polypropylene envelopes are perfect for long term storage-resists tears and repels moisture. Hook and loop …