String-Tie Side-load Expansion Envelopes, Letter size, Blue polypropylene, String-tie closure, 5 PK

Keep project files, important documents and keepsakes secure in Side-loading Translucent Expansion Envelopes. Made of durable polypropylene, they resist spills and tearing while protecting your letter-size documents. Envelopes are closed on three sides and expand to 1-1/4" to hold bulky items or more than 200 sheets of paper. Secure your items with the string-tie closure. Envelopes are acid-free for archival-quality storage.