Features


#10 Envelopes: The Business Envelope That Means Business

#10 envelopes are the workhorse of modern mailrooms. They’re professional, dependable, and universally recognized. Designed to fit standard 8.5” x 11” trifold letters, they’re ideal for invoices, contracts, statements, or direct mail campaigns. Whether you’re sending hundreds of documents daily or keeping your office stocked with branded stationery, these envelopes deliver reliability with a polished look.


Sized for Efficiency. Built for Business.


Custom Sizes

Universal Size

Fits trifold 8.5" x 11" sheets perfectly—no folding guesswork, no awkward fits.

Premium Paper Stock

Optional Window

Choose between standard or windowed versions to display printed addresses and streamline mailing.

Flexible Quantity

Mailer-Friendly Paper

Available in 24 lb. and 70 lb. paper stocks. Both compatible with mailing equipment and easy to print on.

Custom #10 Envelopes That Match Your Business Identity


Whether you’re streamlining operations or promoting your brand, our #10 envelopes offer flexibility for any need: 

  

Two Printing Options 

  • 1-color printing on 24 lb. white paper with pointed flap — choose from black, reflex blue, or standard red ink. 
  • Full-color printing on 70 lb. uncoated white paper with commercial or square flap options. 

 

Flap Styles & Seams 

Choose between pointed or square flaps and side seams for the professional look. 

  

With or Without Window 

Windowed options are perfect for address visibility and mailing automation. No window? Great for personalized or private content. 

  

Flexible Order Quantities 

Print anywhere from 250 to 100,000 envelopes, with turnaround options as fast as 2–3 business days for 1-color printing. 





#10 Envelopes FAQs

Q: What size paper fits inside a #10 envelope?

Size. Color. Material. It's all here, and more.

3 Paper/Stock Options

#10 envelope templates.

Save time by using our free templates. Our templates have been setup with proper bleeds and margins, assuring your print job turns out accurate. To download, select a file type and click on the size below.
Reviews

Reviews. See what our customers say.

Reviews for #10 Envelopes
4.2
Out of 5.0
  • 5 Star
    (59)
  • 4 Star
    (10)
  • 3 Star
    (7)
  • 2 Star
    (2)
  • 1 Star
    (10)
Overall Rating
78%
of customers that buy this product give it a 4 or 5-Star rating.
Good reliable company
Verified buyer
May 9, 2025 by Doug Jones ( CA )
“The company worked with me to get a high resolution image for the return address. Very professional. The end product was excellent at a reasonable price. Shipping was fast. Company.”
Exactly as described,...
Verified buyer
April 16, 2025 by Giselle Pique ( MD )
“Exactly as described, and very quick.”
Excellent quality and options for envelopes
Verified buyer
March 4, 2025 by Kelly Cory ( WA )
“The quality of these envelopes is what impressed me. I was able to create a full custom envelope with graphics wrapping front/back. The envelope is printed flat and the folded/glued and the quality of the workmanship is outstanding. I will be using them for other client work.”
LOVE the customized...
Verified buyer
November 20, 2024 by Hayley Kutter ( GA )
“LOVE the customized envelopes!”
Window Envelope with one color print.
Verified buyer
October 7, 2024 by Bill Burke ( PA )
“Basic business window envelope with one color print. Simple, basic and came faster than expected. Good value for what our company needed.”

Customer Questions

Viewing 1 - 5 of 13 questions
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Q:
are you able to do custom sized windows on #10 envelope with black security tint? thank you
Asked 3 months ago by Vicky H.
A:

This is doable for out Custom Team. Please create an account and give us a call to speak to a Custom Representative. You would need to provide the dieline as part of your artwork. They would provide a quote and the turnaround time for printing.

Q:
Do you have peel and stick options for #10 envelopes? (non licking option)
Asked 3 months ago by Kamran S.
A:

This is possible through our Custom Team. You will need to create an account and add the envelope order to your cart first. Then give us a call and speak to a Custom Representative who will configure the order and make the necessary changes for production.

Q:
What is the difference between commercial envelope and side seam option? Do you have photos of each?
Asked 3 months ago by Kamran S.
A:

The Commercial Envelope is the standard business envelope we use for correspondence with the flap on the horizontal side of the envelope opening upwards. The side-seam option has the opening and flap running on the side of the envelope.

Q:
Do you have security envelopes?
Asked 9 months ago by Lauran M.
A:

Yes, we do. However, it is not a standard product for our site yet. If you are interested, please create an account with us and give us a call to speak to a Custom Representative. They will get your specifications and provide a quote. 

Q:
no peak #10 window
Asked 9 months ago by STEVEN L.
A:

Our # 10 Window Envelope option is available in the Full Color option. 

1,000,000+ business professionals trust us with their printing.
Designers. Small businesses. Iconic brands. We print for you.
Free file check.

Your files will be reviewed for printing errors without paying a cent.

More printing.

150+ print products to help you make a good impression. 1000+ options to customize to your heart’s content.

Reliable. Always.

The product you want. The way you want. Professional printing guaranteed.

Printing Cost:
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