Choosing the right size of envelopes helps you snugly fit your documents, brochures and more for mailing purposes. Endless types of envelopes are available in the market. Understanding their dimensions and selecting the right one according to your needs is necessary, yet challenging. In this blog, we will discuss different envelope dimensions and types. Read on!
Standard Envelope Dimensions for a Perfect Fit
Like different envelope materials and styles are available out there, the sizes of these envelopes also come in various choices. Whether you go for kraft mailer envelopes or simple paper envelopes, choosing the right size is paramount. Here are 6 standard sizes of envelopes that ensure the perfect fitting of various types of documents and cards with a breeze:
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C6 Envelope Size
C6 envelopes are included in the most frequently used envelopes for multiple purposes. These envelopes are used for mailing documents and pictures. They can also be used to present greeting cards on special occasions. The standard size of such envelopes is 114 x 162mm ideal for packing, A6 paper, postcards, C6 greeting cards, etc.
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C5 Envelope Size
C5 envelopes are mostly used to enclose and mail corporate letters, marketing brochures, product announcements, etc. The medium size of these envelopes makes them suitable for product announcements and brochures. The reason is that they are neither large enough to feel like an official document nor small enough to feel like a greeting card.
The standard size of a C5 envelope is 162 x 229mm, which is perfect for packing A5 size pamphlets and brochures, and A4 letters folded in half.
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C4 Envelope Size
One of the best envelopes for enclosing official documents and business letters is the C4 envelope. It is among the largest envelope sizes that can easily enclose A4 size paper. This large size ensures that the documents packed inside such envelopes remain unfolded and in pristine condition for a long time. The standard size of a C4 envelope is 229 x 324mm.
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C3 Envelope Size
C3 envelopes are primarily used to pack large-sized papers and documents. Some certificates, legal documents, and large-sized catalogues come in C3 envelopes. This envelope can easily enclose A3 size paper. The standard size of such envelopes is 324 x 458mm.
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DL Envelope Size
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Dl envelopes come in small sizes and are mostly used to pack tiny slips, flyers, and more. One of the best things about these envelopes is that they are used for various purposes. You can not only pack marketing materials but also A4 documents folded in thirds in these envelopes. The standard size of DL envelopes is 110 x 220mm.
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DL+ Envelope Size
DL+ is a slightly larger envelope than the DL envelope. Such envelopes are used to pack items of the same sizes as DL envelopes do, yet in bulk quantity. You can pack bulky A4 paper documents folded in thirds and various other items in them. Their standard size is 114 x 229mm.
Standard Envelope Sizes Based on Their Styles
Envelopes come in various styles that can impact their dimensions requirements. If you want to explore the sizes of variously styled custom mailing envelopes, here is the list:
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Side Seamed Envelopes
Side-seamed envelopes come with vertical seams that run down to the sides of the envelopes. This creates a fold-free panel on the back, providing suitable room for error-free printing. The standard size of envelope in side-seamed style is:
- 6 ¾ Side Seamed Envelope: 3.625 x 6.5 inches
- 9 Side Seamed Envelope: 3.875 x 8.875 inches
- 10 Side Seamed Envelope: 4.125 x 9.5 inches
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Square Flap Envelopes
Square flap envelopes come with a single square flap folding back of the envelope. Like side-seamed envelopes, these envelopes also provide ample space for printing and designing. Here are some standard sizes of square flap envelopes:
- 6 ¼ Square Flap Envelopes: 3.5 x 6 inches
- Monarch Square Flap Envelopes: 3.875 x 7.5 inches
- 10 Square Flap Envelopes: 4.125 x 9.5 inches
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Catalogue Envelopes
A catalogue envelope is used to pack long pictures, documents, etc. These envelopes open at the shorter end, so they’re called open-end envelopes. Here are some standard sizes of catalogue envelopes:
- 1 ¾ Catalogue Envelopes: 6.5 x 9.5 inches
- 10 ½ Catalogue Envelopes: 9 x 12 inches
- 15 Catalogue Envelopes: 10 x 15 inches
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Announcement Envelopes
Announcement envelopes come in a blend of side-seam and square flap styles. These envelopes can be used for mailing various types of documents, papers, and cards. Here are some standard sizes of these envelopes:
- 4 Baronial Announcement Envelopes: 3.625 x 5.125 inches
- 5 Baronial Announcement Envelopes: 4.125 x 5.625 inches
- 7 Baronial/Lee Announcement Envelopes: 5.25 x 7.25 inches
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Booklet Envelopes
Booklet envelopes are similar to catalogue envelopes, yet they open at the longer side. You can add add-ons like clasps to such envelopes, making them suitable for gift cards and marketing brochures. These envelopes with clasp provide an added protection to items packed inside them. Here are some standard sizes of booklet envelopes:
- 3 booklet envelopes: 4.75 x 6.5 inches
- 7 ½ booklet envelopes: 7.5 x 10.5 inches
- 10 booklet envelopes: 9.5 x 12.625 inches
Where to Customize the Dimensions of an Envelope?
Customizing dimensions of envelopes accurately according to specific mailing requirements is essential. Whether you are looking for envelopes to distribute marketing content or to present your business letters professionally, partnering with a reliable supplier is essential.
You can get in touch with reputable online vendors like The Customize Boxes to personalize these envelopes. You can get endless customizations, wholesale pricing, free shipping and many more by partnering with us.
Conclusion
Choosing the appropriate size of envelopes is paramount when it comes to packing and mailing your documents, brochures, cards, etc. We hope the above guide on envelope dimensions will help you make an informed decision when selecting envelopes. For more information or to get a quote for custom envelopes, feel free to contact us!
