Get Best Quality Custom Envelopes available in All Size, Colors and printed at affordable price
Scroll a few seconds through our site and you will see a variety of our envelope collections. We carry everything from tiny 1” x 1” sizes to huge jumbo types, and for most of them same-day shipping at low cost. Window envelopes, Business envelopes, Custom Printed envelopes, Offering or Tyvek envelopes, Tithe envelopes, doorknob hangers, hotel key sleeves-even wildly custom shapes whatever you picture as an envelope we probably manufacture this, in runs as small as one piece or as large as a million.
Browse by Category: All Custom Envelope Sizes Available
What is a Custom Envelope for Business?
A custom envelope is an envelope built just for you, stepping outside the usual off-the-shelf shapes and sizes. Unlike run-of-the-mill options, a custom job lets you pick the height, width, color, paper weight, print design, and extras such as window cut-outs or security tints.
Companies and private senders order custom envelopes to echo their brand, create a memorable moment, or handle mail that standard options simply cannot hold. From adding a company logo to matching exact brand hues, finishing with a shiny foil or boring-style seal, or building a carrier for an oversized invoice, these envelopes announce the contents long before a flap is peeled back.
Why Do We Choose Custom Envelopes?
Custom envelopes do more than hold sheets of paper; they speak for your brand, spark curiosity, and carve out a memorable first impression. Whether you slip in an invoice, an invitation, or a sales piece, a tailored envelope turns plain mail into something polished and hard to forget.
1. Branding & Professionalism
Because the envelope lands on a doormat before anything else, its face sets the tone. stamp your logo, trim it with your colors, and the recipient starts trusting your name-even before reading the letter inside
2. Stand Out from the Pile
Swarms of plain white envelopes crowd most mailboxes. a splash of planned color, an unusual flap, or a glossy finish shouts, Open me first! and pushes your message to the top of the recipients must-read list.
3. Tailored to Your Business Needs
Passing along a gift card? protecting a hotel key? mailing a hefty product guide? custom dimensions mean no bending, overstuffing, or awkward tears and the contents arrive exactly as you sent them.
4. Functional Features
- Security tints for confidentiality
- Windows for address display
- Peel & seal closures for convenience
- Clasp or string enclosures for reuse
- Specialty paper or finishes for added impact
Each extra feature keeps the mail safe, speeds up opening, or simply adds a dash of wow, making your envelope work harder for your message.
5. Marketing Power
Turn your envelope into tiny real estate-watch it work during transit. Slide in promotions, a quick-response code, a catchy tagline, or an urgent call to action ; even before the flap lifts, it starts delivering real value.
6. Unique Materials & Finishes
Pick from earthy kraft, soft-textured, recycled, or eye-catching metallic paper. Extra foil stamping, elegant embossing, or punchy full-color art-and suddenly the envelope feels as special as the words inside.
Common Custom Envelope Sizes
Custom envelopes can be made in virtually any size, but here are some popular standards:
| Envelope Type | Size (inches) | Common Use |
|---|---|---|
| #6 ¾ | 6.5 x 3.625 | Personal checks, bills |
| #9 | 8.875 x 3.875 | Business replies, small inserts |
| #10 | 9.5 x 4.125 | Business letters |
| #11 / #12 | 10.375 x 4.5 / 11 x 4.75 | Larger inserts, statements |
| A2 | 4.375 x 5.75 | Invitations, thank-you cards |
| A6 | 4.75 x 6.5 | Greeting cards |
| A7 | 5.25 x 7.25 | Announcements, photos |
| A9 | 5.75 x 8.75 | Large invitations, marketing |
| 9” x 12” | 9 x 12 | Catalogs, booklets |
| 10” x 13” | 10 x 13 | Large documents, reports |
| Custom Mini | 1” x 1” and up | Tags, sample pouches, novelty use |
When to Use Custom Envelopes
Custom envelopes are the right choice when you need to impress people on your first impression, support your brand, or cover special content. They are ideal in business correspondence, marketing, special events such as weddings or invitations, and product packaging easily used in key cards of the hotel, gift vouchers, or catalogs. They are also more convenient to use since custom envelopes can include extra features such as security tints on confidential papers or a peel and seal closing mechanism. You could be sending something special, or you just want to make an impression. Custom envelopes assist your message to be at a new level and delivered with power.
Our Customer Reviews
Our Business Mailings are just right!
We have got Custom envelopes made with our company logo on them at EconoEnvelope and we are very happy with them. The print quality is clear, its paper is of high quality and it gives added professionalism to all our client letters. Highly recommended!""
Rachel T
Office Manager, Boston
Scores of Quality at a Not So High Price
"We required Custom Windows envelopes at our monthly statements. EconoEnvelope provided us with high quality envelopes quickly - and at a far superior price to that of our former supplier. We sure will reorder soon!"
Derek M.
Owner of an Accounting Firm, Chicago
Speedy Service and Dependable Printing
"EconoEnvelope truly delivered when I placed a last-minute order for branded envelopes for an event. Their staff was incredibly prompt, and the turnaround time was impressive."
Angela Saron
Marketing Coordinator
Frequently Asked Questions About Custom Envelopes
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