500 Number 10 Single Window Envelopes - Thick Gummed Seal - Designed for Secure Mailing of Quickbook…See more

The Blue Summit Supplies #10 Single Window Security Envelopes are the ultimate solution for businesses looking to save time and money on their mailings.

With a quick and easy gummed seal, these envelopes can accommodate hundreds of invoices, bill statements, and checks, ensuring that your business mail is secure during transit.

The thick adhesive flap provides a strong lasting seal, protecting your contents from exposure to others.

Plus, the 24 lb white wove paper creates a professional look and feel from start to finish.

Don't waste time using glue sticks or tape to close envelopes - our #10 Single Window Security Envelopes have got you covered!