Double Window Envelopes | Window Envelopes in Many Styles, Sizes, and Colors


Order Double Window Envelopes and get FREE shipping! Use double window envelopes to save time! Use to mail checks, letters, invoices, statements, and more. These envelopes have two windows that allow you to view the pre-printed messages or addresses. Pre-print your insert with your mailing address and return address to avoid the hassle of addressing each envelope individually. Spend your time wisely and use double window envelopes. We have many sizes available. Some of our double window envelopes are compatible with quickbooks software. Almost all of our envelopes feature a security tint that will help keep you and your recipient's information private.

To use, print your insert with your return address and recipient's mailing address, insert into the envelope, moisten the seal, and press to close. It's important that you make sure your insert lines up directly with the windows. This will help keep your private information hidden. These are great for mailing checks, financial documents, medical records, and more. The double window allows you to avoid addressing each envelope individually. Ideal for mailing personal or business information such as financial documents, medical records, checks, bank statements, or legal documents. Use Double Window envelopes to mail sensitive information quickly and securely.


Double Window Envelopes


Window Envelopes

Looking for basic window envelopes? We have a large selection of envelopes with windows that may be perfect for your exact needs. Perfect for mailing checks, letters, invoices, or any business correspondence with a pre-printed mailing address. We even offer full face window envelopes. Available in a variety of styles, colors, and sizes. Shop Window Envelopes.


Custom Double Window Envelopes

Not finding what you need? Although we have a wide variety to choose from, we know sometimes you need something special. We have access to hundreds of styles, sizes, and colors. We can often find exactly what you need, and get it to you fast too! If you need special windows in unique shapes, sizes, and placements, please Contact Us!


Not finding what you need? Have a question about a printed order? We would love to see if we can make your order - and life - a little bit easier.


Double Window Envelopes Size Guide

If you're not sure what size envelope you need, measure the length (width) and height of your mailing insert, document, and/or check, as well as the size and location of the windows. You'll want to choose an envelope that is at least 1/16" or 1/8" larger than your insert, to make sure it fits.

Not sure what size you need? Our size guide can help you pick the right envelope, for the right reason.

  • Quickbooks (3 5/8 x 8 3/4) - Perfect for mailing checks or invoices from Quickbooks software.
  • #8 5/8 (3 5/8 x 8 5/8) - Ideal for many printed commercial and business checks.
  • #9 (3 7/8 x 8 7/8) - Fits a variety of business checks, invoices, or statements.
  • #10 (4 1/8 x 9 1/2) - Standard business envelope size. Fits an 8 1/2 x 11 piece of paper folded in thirds.

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