TAX PRODUCTS: Securely send in your tax paperwork inside these single-window envelopes, which are specifically designed to accommodate standard IRS 2-Up 1099 formats..SECURITY TINT: The security tint helps keep wandering eyes from viewing your personal data. Mail your tax forms with the security and privacy you need..MOISTURE-SEAL CLOSURE: The single window displays the recipient’s name and address for easy mailing. Simply use the moisture gum-seal flap that provides dependable closure of your forms during transit..PACKAGING/DIMENSIONS: These tax envelopes are sold in a pack of 100. Each one measures 9-inches by 5-5/8-inches. Manufactured on 24-lb white wove paper..COMPLYRIGHT: ComplyRight’s mission is to free employers from the burden of complying with the complexity of federal, state, and local employment laws. ComplyRight is the market leader in government compliant products like tax forms, HR products, and more.