Quality Park #9 Security Envelopes, Double Window, Self Seal, Invoices/QuickBooks Statements, 3-7/8 x 8-7/8 Inches, 24 lb White, 500/Box (QUA24529)
- These boxes of 500 white #9 double window security envelopes (3 7/8 in x 8 7/8 in) protect your customers' sensitive data.
- a reflex blue pattern obscures the details of what's inside.
- Redi-Seal self seal mailing envelopes require no moisture.
- the unique double flap design allows you to simply raise the lower flap and press to seal.
- Double window envelopes show sender and receiver addresses.
- #9 Mailing envelopes measure 3 7/8 in (height) x 8 7/8 in (width) and are made of 24 lb white wove paper with professional side seams.
- Stock up on boxes of 500 machinable #9 envelopes for bulk mailings.