Self-Sealed Single Window Envelope

Self-Sealed Single Window Security #9 Envelope


  • Flip and Seal Single Window Envelope, no need to moisten
  • Can be customized for return address
  • Security Tint
  • Imprint in Black and White
  • 3 Type Styles
  • Available size: 8 5/8 X 3 5/8
  • Try our exclusive and most popular size 4 1/8 X 8 7/8, Fold and Seal (Minimum quantity 500) * For the 4 1/8 X 8 7/8, please call us to get a quote or to place your order. 
  • Want to add a logo? 
    • One-time setup fee for black and white logos – $30 (if no logo is on file for this product)
    • Call us at 1-800-553-6485 if you would like to add a Colored Logo, custom prices will apply. 
    • If adding a black & white logo, mark “Add Logo,” complete order, and email logo to info@smallbusinessproducts. Please reference your order number.
  • We can email you a free proof for your approval upon request
  • Need more help or information, call us at 1-800-553-6485 today and let us help complete your order

Company Name

Company Name 2nd Line (Optional)

Company Address

Line 1

Company Address

Line 2

Company Adderess

Line 3

Miscellaneous Line

Logo Already on File

You already have had this product printed before with a logo. No cost for black and white logo reorders.

Additional Information


250, 500, 1000, 2000, 2500, 4000, 5000

Custom Design