500 #9 Single Window Security Envelopes, Thick Gummed Seal, Designed for Secure Mailing of Payroll Checks, QuickBooks Invoices, Return Mail, and Business Statements - 3 7/8 x 8 7/8
- Perfect for mailing payroll checks, QuickBooks invoices, billing statements, confidential documents, and other business mail..
- No need for tape or glue sticks as our strong gummed seal creates a hassle free and safe seal for all your sensitive documents..
- Provides complete business mail security: your professional business mail will be completely hidden with our dark security tint design.
- Create professional looking mail with the added security of a single window envelope. Your business mail recipient address will show through the single window and you can quickly print your return address or add return address labels.
- Tamper proof design with our hot melt glue adhesive manufacturing process that allows the glue to penetrate the envelope, thus causing the envelope to tear if you open after sealing.