9x12 Expanding Manila Envelopes with Clasp 25 Pack, Goefun 180 GSM Heavyweight Expandable Manilla Folders 8.5 x 11 Letter Size, 1.2'' Expansion, for Home Office Business Storage and Organizing

• 【Expandable Design for High-Capacity Storage】: Need to store or mail bulky items? The expandable side gussets can expand up to 3cm/1.2in and accommodate stacks of papers, magazines, small parcels, or odd-shaped items—perfect for documents, invoices, contracts, or product samples. No more forcing or overstuffing!
• 【Heavy-Duty 180gsm Kraft Paper】: Our 9x12 accordion file organizer business envelopes are thicker than standard large mailing envelopes (which typically weigh 28lb or 110gsm) to protect documents, contracts, or merchandise from bending, tears, or moisture during shipping or storage
• 【Clasp Envelopes with Gummed Seal】: Our expanding file folders letter size envelopes with a durable metal clasp and reinforced eyelets keep contents sealed yet allows easy reuse, ideal for temporary storage of documents and frequent access. The pocket folders for documents also have moisture-activated adhesive seal on the envelope flap to keep important documents secure
• 【Professional & Versatile Use】: Ships flat to save space; great for businesses, lawyers, accountants, or other office workers. Perfect for mailing, filing, or organizing checks, reports, blueprints, magazines, booklets and more
• 【25-Pack Value Bundle】: Stock up your office supplies! Each set contains 25 packs of our reusable accordion manilla envelopes-looking clasp envelopes measuring 9x12 inches, comes with sturdy boxed packaging for easy storage and transit

Upgrade Your Mailing & Filing with Durable, Expandable Manila Envelopes with Clasp Tired of flimsy envelopes that tear or fail to hold bulky documents? Our Expandable Large Envelopes 9x12 combine heavy-duty construction, smart design, and secure closure for professional-grade mailing and storage. Why Choose These Envelopes? √ Built to Last – Made from 180gsm kraft paper (20% thicker than standard options) with reinforced seams to prevent splitting. √ Space-Saving Expansion – Side gussets expand up to 3 cm wide, fitting thick stacks like legal filings, catalogs, magazines or small parts—no more forcing or overstuffing! √ Reusable & Secure – The clasp ensures contents stay put but opens smoothly for reuse—save costs on repurchasing envelopes for internal mail or archives. √ Professional Utility – Ideal for home, office, business storage and organizing! Package Includes: 25 packs of expandable manilla envelopes 9 x 12 (Flat Shipping, Ready to Use). Trusted by Businesses Across North America – Order yours today and streamline your mailing process with reliability!