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Superior Durability: Crafted from high-quality, 28lb brown kraft stock to resist tearing and protect against prying eyes.
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Dual-Size Versatility: Available in both Letter (9″ x 12″) for standard sheets and Legal (10″ x 15″) for oversized documents, ensuring your pages stay flat and crease-free.
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Secure Sealing: Features a deep-gummed flap for a permanent, moisture-activated seal or a sturdy metal clasp for repeated access and extra security.
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Professional Finish: The classic smooth buff finish is easy to write on and compatible with most adhesive labels.
Manila Envelopes
$1.00
Secure your documents with the gold standard of office organization. Whether you’re archiving sensitive contracts or mailing important manuscripts, our Heavy-Duty Manila Envelopes provide the durability and professional look your work deserves.
![Metal sign post [26"]](https://store.c21hg.com/wp-content/uploads/2026/02/Century-21-metal-sign-post--300x300.png "Century 21 metal sign post")
