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

Features

• 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