Staples #9 Left‑Window Gummed Business Envelopes, White, Standard Office Mailing Envelopes, 500/Box

Streamline your business mail with these Staples left window envelopes. The see-through window clearly displays your recipient's address on many business templates, including standard invoices, so your staff can finish mailings in less time. The heavyweight white wove paper adds a professional feel to all of your correspondence, and the gummed flaps keep important documents safely sealed inside.

Ideal for Business Correspondence
These Staples envelopes feature a left window that is perfectly sized to display addresses on standard invoices and other business templates. The left window envelopes let you quickly print, fold and mail, saving you time spent hand-addressing or attaching labels. The #9 size envelopes accommodate letter-sized paper for easy stuffing.

Professional Look
Made from 24-pound weight paper, these envelopes feel substantial, adding professional polish to all your correspondence. Plus, the thicker paper adds protection, so important documents arrive as fresh as when you mailed them. The white wove paper offers a crisp look and suits mailings of all types, so you can use the #9 envelopes for a variety of business uses.

Closely Securely
The professional envelopes feature a gummed closure to keep documents private and safe, making them a good choice for business accounts, customer invoicing and confidential correspondence. The commercial flap closes quickly and is easy to open without damaging the contents inside.