Why Use #9 Envelopes?
Here's why the #9 envelope is a practical addition to any office:
- Ideal Size: The size of a #9 envelope is perfect for most standard documents, allowing you to insert your documents without the need for folding or cutting. 
- Versatile: The 9 envelope size is suitable for a variety of documents, from business letters to invoices to return mail. 
- Professional Appearance: Our #9 envelopes offer a neat, clean appearance, enhancing the professionalism of your mail. 
- Easy to Use: Our #9 envelopes simplify the mailing process, especially the peel-and-seal and window envelopes. 
- Customizable: Our custom printing service lets you personalize your envelopes to align with your brand identity, making your correspondence stand out. 
Frequently Asked Questions:
Q: What size is a #9 envelope?
- A standard #9 envelope size is 3 7/8" x 8 7/8".
Q: What can I fit in a #9 envelope?
- A #9 envelope can fit a standard letter-size paper (8.5" x 11") folded into thirds. It's perfect for return mail, invoices, and letters.
Q: Do I need to use a separate label with window #9 envelopes?
- No. The window on these envelopes reveals the recipient's address from the inside document, so you don't need separate address labels.
Q: How does the peel and seal feature work in #9 envelopes?
- The peel and seal #9 envelopes come with an adhesive strip covered by a paper strip. When you're ready to seal the envelope, peel off the paper strip and press down the envelope flap. It ensures a secure seal without the need for moisture.
Q: Can I customize my #9 envelopes?
- Yes, we offer custom printing on our #9 envelopes. You can add logos, return addresses, or other designs to your envelopes to align with your brand.
Discover the practicality, variety, and customization options of our #9 envelopes today. With an array of styles, features, and personalization choices, you will find the perfect envelope for all your mailing.







