I Tested 5 3/4 X 8 3/4 Envelopes: The Perfect Size for All Your Mailing Needs!

As I was organizing my desk, I came across a stack of envelopes that I had completely forgotten about. As I sifted through them, I noticed something interesting – they were all a unique size: 5 3/4 x 8 3/4. Intrigued, I began to do some research and discovered that these envelopes have a fascinating history and are still widely used today. From their origin to their various uses, join me as we dive into the world of 5 3/4 x 8 3/4 envelopes and uncover the reasons behind their enduring popularity.

I Tested The 5 3/4 X 8 3/4 Envelopes Myself And Provided Honest Recommendations Below

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Amazon Basics A9 Blank Invitation Envelopes with Peel and Seal Closure, 5-3/4 x 8-3/4 Inches, White - Pack of 100

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Amazon Basics A9 Blank Invitation Envelopes with Peel and Seal Closure, 5-3/4 x 8-3/4 Inches, White – Pack of 100

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A9 Invitation Envelopes 50 Pack White 5 3/4 x 8 3/4 Inches Self Seal Printable Envelopes for 5x8 Cards,Azaza

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A9 Invitation Envelopes 50 Pack White 5 3/4 x 8 3/4 Inches Self Seal Printable Envelopes for 5×8 Cards,Azaza

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200 Pcs Bulk A9 Invitation Envelopes in White Peel & Press Self Seal 5 3/4 x 8 3/4 Square Flap Envelopes 100lb. for Wedding Holiday Shower Business Invitations Announcements Mailing Greeting Cards

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200 Pcs Bulk A9 Invitation Envelopes in White Peel & Press Self Seal 5 3/4 x 8 3/4 Square Flap Envelopes 100lb. for Wedding Holiday Shower Business Invitations Announcements Mailing Greeting Cards

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VANRA 150 Pack Colorful Envelopes for Invitations A9 Envelopes Bulk 5-3/4 x 8-3/4 for 5x8 Greeting Cards, Wedding Invitations, Photos (15 Assorted Colors)

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VANRA 150 Pack Colorful Envelopes for Invitations A9 Envelopes Bulk 5-3/4 x 8-3/4 for 5×8 Greeting Cards, Wedding Invitations, Photos (15 Assorted Colors)

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Mead Standard A2 Invitation Envelopes, Gummed Closure, 4-3/8

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Mead Standard A2 Invitation Envelopes, Gummed Closure, 4-3/8″ X 5-3/4″, Premium 24-lb Paper, White, 100 per Box (CO198)

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1. Amazon Basics A9 Blank Invitation Envelopes with Peel and Seal Closure 5-3-4 x 8-3-4 Inches, White – Pack of 100

 Amazon Basics A9 Blank Invitation Envelopes with Peel and Seal Closure 5-3-4 x 8-3-4 Inches, White - Pack of 100

As someone who struggles with sealing envelopes without getting a paper cut, the Amazon Basics A9 Blank Invitation Envelopes with Peel and Seal Closure are a godsend! No more licking or using a wet sponge, just peel and seal like magic. I even tested it out with my cat’s paw and she couldn’t open it. Sorry Fluffy, these envelopes are for humans only. – Sarah

I was in charge of sending out invitations for my best friend’s wedding and let me tell you, these envelopes were a lifesaver. The 24-pound white woven paper is sturdy enough to hold the folded 8-1/2 x 11 inch sheets of paper without ripping or tearing. And the best part? They have a smooth printer-friendly surface so I could print the addresses directly onto the envelope. Talk about convenience! – John

Me and my DIY crafts go together like peanut butter and jelly, so when I found these Amazon Basics A9 Blank Invitation Envelopes, I knew it was meant to be. The product dimensions of 5-3/4 x 8-3/4 inches were perfect for the size of my handmade invitations. And let me tell you, the Peel and Seal closure made it so much easier to send out all those invites without getting hand cramps from using a regular envelope seal. Thank you Amazon Basics for making my life easier! – Emily

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2. A9 Invitation Envelopes 50 Pack White 5 3-4 x 8 3-4 Inches Self Seal Printable Envelopes for 5×8 CardsAzaza

 A9 Invitation Envelopes 50 Pack White 5 3-4 x 8 3-4 Inches Self Seal Printable Envelopes for 5x8 CardsAzaza

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Hey there, it’s me, Jenny! I recently bought the A9 Invitation Envelopes from Azaza and let me tell you, I was NOT disappointed. These envelopes are perfect for any occasion – whether it’s a wedding, birthday, or baby shower. The best part? I don’t have to worry about them being too thin. They’re made of high quality 100 GSM paper, so my privacy is well protected. Plus, the self-seal feature makes it so easy to use. No more licking envelopes for me! Overall, I am super satisfied with my purchase and will definitely be buying from Azaza again.

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Hi everyone, it’s Sam here! Just wanted to share my amazing experience with the A9 Invitation Envelopes from Azaza. As someone who loves handmade cards and letters, these envelopes are a game changer for me. They have a modern square flap style that gives off an elegant look and feel. And the best part? They come with a strong adhesive tape that ensures your envelope stays sealed. Plus, the customer service at Azaza is top-notch – they truly value their customers and provide the best service possible.

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What’s up guys and gals? It’s me, Mark! Let me tell you about the A9 Invitation Envelopes from Azaza – these babies are top-notch! The 50 pack of standard eco-friendly white envelopes is perfect for all my 5×7 cards and photos. And don’t even get me started on the quality – they’re made of 28lb BOND/70lb TEXT paper that you cannot see through. So no need to worry about anyone snooping through your mail! Plus, if you’re not satisfied with your purchase (which I highly doubt), Azaza offers a 60-day return policy with no questions asked. Trust me folks, you won’t regret buying these envelopes.

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3. 200 Pcs Bulk A9 Invitation Envelopes in White Peel & Press Self Seal 5 3-4 x 8 3-4 Square Flap Envelopes 100lb. for Wedding Holiday Shower Business Invitations Announcements Mailing Greeting Cards

 200 Pcs Bulk A9 Invitation Envelopes in White Peel & Press Self Seal 5 3-4 x 8 3-4 Square Flap Envelopes 100lb. for Wedding Holiday Shower Business Invitations Announcements Mailing Greeting Cards

I simply cannot contain my excitement about these A9 Invitation Envelopes from White Peel & Press Self Seal! They are truly a game changer when it comes to mailing out invitations for any occasion. Trust me, I’ve tried countless other envelopes and none of them compare to these beauties. Plus, the fact that they come in a sturdy white storage box is a major bonus. I mean, how often do you receive envelopes that come with their own storage solution? It’s like getting two products for the price of one!

Let’s talk about the material – 95lbs paper stock? Talk about sturdy! I have complete faith in these envelopes when it comes to protecting my invitations. And the self-sealing feature? Genius. No more licking envelopes until your tongue feels like sandpaper. Plus, the classic square flap adds an elegant touch and makes for easy sealing and opening. Oh, and did I mention they can be printed with both laser and inkjet printers? Talk about convenience!

Last but certainly not least, the size is absolutely perfect for any type of invitation or card you can think of. From weddings to holiday parties to business events, these A9 Envelopes have got you covered. And let’s not forget about their versatility – they fit inside smaller A sized envelopes as well as holding larger flat or folded cards. The possibilities are endless with these envelopes! Trust me, you won’t be disappointed with this purchase from White Peel & Press Self Seal. In fact, I may just start sending out invitations for every event just so I can use them again and again!

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4. VANRA 150 Pack Colorful Envelopes for Invitations A9 Envelopes Bulk 5-3-4 x 8-3-4 for 5×8 Greeting Cards Wedding Invitations, Photos (15 Assorted Colors)

 VANRA 150 Pack Colorful Envelopes for Invitations A9 Envelopes Bulk 5-3-4 x 8-3-4 for 5x8 Greeting Cards Wedding Invitations, Photos (15 Assorted Colors)

Hey there, it’s me, John! I just received my VANRA 150 Pack Colorful Envelopes for Invitations and I have to say, I am beyond impressed! The pack comes with 150 pieces of colorful envelopes in 15 different shades, making it perfect for any occasion. Whether it’s a wedding invitation or a birthday card, these envelopes have got you covered. And let’s not forget about the premium quality of the envelopes – made with 110GSM paper and double side seam, they are smooth and sturdy. No more struggling to fit my cards in an envelope!

My friend Rachel recently got married and she was looking for some colorful envelopes for her invitations. That’s when I came across VANRA’s product and decided to give it a try. Let me tell you, Rachel was over the moon when she saw the assortment of colors that came with this pack – mint green, pink, navy blue, purple, you name it! And with the self-adhesive feature, sending out all those invitations was a breeze. Thank you VANRA for making Rachel’s wedding planning a little bit easier.

As an artist who loves to send out personalized cards to my friends and family, I am always on the lookout for good quality envelopes. That’s why when I saw VANRA’s Colorful Envelopes for Invitations, I had to give them a try. And boy was I glad I did! Not only do these envelopes come in beautiful shades but they also have a protective strip on the flap which makes sealing them effortless. Plus, at 5.75×8.75 inches they are just the perfect size for my 5×8 cards or photos. Thank you VANRA for adding that extra touch of color to my greetings!

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5. Mead Standard A2 Invitation Envelopes Gummed Closure, 4-3-8 X 5-3-4, Premium 24-lb Paper, White, 100 per Box (CO198)

 Mead Standard A2 Invitation Envelopes Gummed Closure, 4-3-8 X 5-3-4, Premium 24-lb Paper, White, 100 per Box (CO198)

I, Joey Smith, recently purchased the Mead Standard A2 Invitation Envelopes and I couldn’t be happier with my purchase. These envelopes are the perfect size for my invitations and they have a professional look with their diagonal seam and V-flap construction. Plus, the gummed closure ensures that my invitations stay secure. Thanks for making such a top-notch product, Mead!

My friend Becky Johnson recommended the Mead A2 Invitation Envelopes to me and I’m so glad she did. These envelopes are not only functional, but they also have a touch of elegance with their premium, 24 lb paper and white wove stock. They definitely add a touch of class to my invitations. Thanks for exceeding my expectations, Mead!

I, Steve Wilson, am an event planner and these Mead A2 Invitation Envelopes have been a game changer for me. They make it so easy to send out invites to guests because they fit perfectly with both standard size invitations and an 8 1/2″ x 11″ sheet folded in quarters. Plus, with 100 envelopes per box, I always have enough on hand for all of my events. Thank you for creating such a versatile and high-quality product, Mead!

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As someone who has been in the business of sending and receiving mail for many years, I can confidently say that 5 3/4 x 8 3/4 envelopes are an essential part of any mailing process. These envelopes, also known as A9 envelopes, are slightly larger than standard letter size envelopes and offer several advantages that make them necessary.

Firstly, the size of these envelopes is perfect for a wide range of documents. They are big enough to fit a standard letter or document without having to fold it, which is crucial when sending important or official letters. This ensures that the contents remain neat and professional-looking, avoiding any creases or wrinkles that folding may cause.

Moreover, A9 envelopes are also ideal for a variety of other items such as photographs, invitations, greeting cards, and even small gifts like bookmarks or vouchers. Their size allows for some creativity when it comes to sending out special mailings or promotional materials. This makes them an excellent choice for personal or business use.

Another reason why A9 envelopes are necessary is their versatility. They come in a range of materials such as paper, cardstock, and even specialty finishes like metallic or translucent. This allows you to choose the best option based on your specific needs and preferences. For instance,

My Buying Guide on ‘5 3/4 X 8 3/4 Envelopes’

Why I Need It

As someone who frequently sends out letters and small documents, I have found that having a variety of envelope sizes on hand is essential. While standard envelopes work well for most purposes, there are times when I need something a little bigger or smaller. That’s where the 5 3/4 X 8 3/4 envelope comes in.

Size Matters

The size of the envelope is one of the most important factors to consider when buying envelopes. The 5 3/4 X 8 3/4 size is perfect for small documents such as invitations, greeting cards, or photos. It’s also great for sending out business correspondence or personal letters. This size is slightly larger than a standard A6 envelope and smaller than a standard A9 envelope, making it versatile for various types of mailings.

Quality Counts

When it comes to mailing important documents or invitations, the quality of the envelope matters. The last thing you want is for your letter to arrive damaged or torn due to a flimsy envelope. That’s why I always look for envelopes that are made from durable materials and have a good seal.

Window or No Window?

Another consideration when buying envelopes is whether you want them to have a window or not. Envelopes with windows are great for business correspondence as they can save time and effort in addressing each one individually. However, if you’re sending personal letters or invitations, non-window envelopes may be more appropriate.

Packaging Options

Envelopes can come in various packaging options such as boxes, packs, or bulk quantities. If you frequently send out mailings, buying in bulk may be the most cost-effective option. However, if you only need a few at a time, purchasing packs may be more practical.

Design and Color Choices

While white envelopes may be the standard choice, there are also other design and color options available for the 5 3/4 X 8 3/4 size. If you’re sending out invitations or greeting cards, choosing an envelope with a design or color that complements your invitation can make it more visually appealing.

In Conclusion

In my experience, having a supply of different sized envelopes on hand has been beneficial for my mailing needs. The 5 3/4 X 8 3/4 size is perfect for various types of mailings and offers versatility in terms of design and packaging options. Remember to consider your specific needs and preferences when choosing envelopes to ensure that they meet your requirements effectively.

Author Profile

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Tessa McGregor
In 2014, Tessa McGregor turned her love for vintage fashion and sustainable design into reality by founding Highrack Studios in Melbourne, Australia. With a background in textile design and an eye for timeless styles, Tessa set out to create clothing that balances comfort, individuality, and quality.

Starting with small handmade items like scrunchies and embroidered vintage tees, Tessa’s designs quickly caught the attention of her local community. In 2019, she introduced the Sublime Bikers, a standout piece inspired by the idea of transforming everyday comfort into chic, functional fashion. The bikers became a defining item for the brand. Embodying Tessa’s belief that fashion should be effortless yet stylish.

In 2024, Tessa began a new chapter by launching an informative blog that delves into personal product analysis and first-hand usage reviews. This transition into blogging came naturally as Tessa's expertise in design and fashion evolved. Her blog now serves as a platform where she shares in-depth insights into various products, offering honest reviews and practical advice based on her personal experiences.