The 9 Best custom letter Envelopes (2023 reviews)

These envelopes are high quality. They seal easily and are made of decent paper. It is used for letter writing. Compared to the envelopes having to be sealed by licking them, these are so much more sanitary. The box contains plenty of envelopes that will last for a good while.

These envelopes are manufactured with a window-less front panel for the perfect choice for small businesses, home offices and everyday use, 10 security envelopes are provided in a laser printer. It is manufactured from heavyweight extra white sturdy wove stock paper, combining a professional security tint pattern and smooth finish.

Why We Like This:

Peel off adhesive to seal envelope, secure coverage, works well
Great design for small usage of envelopes
Nice heavy duty bright white envelopes
Reasonably substantial thickness, self sealing works well

Best With A Window: HERKKA custom letter Envelope

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The herkka custom letter envelope gives the top-tier envelope a run for their money by offering flagship specs at a much more affordable price. These are very nice, sturdy, tinted security envelopes that "self-seal." They are also the perfect size business envelope and easy to write on. They come in a very heavy weight and durable envelope with a self adhesive seal. It is designed with peel & seal closure—no moisture needed and a premium security tint to protect sensitive information and a super strong self-seal strip. The security pattern is effective when held up to the light.

These envelopes have reliable and convenient self-seal and good adhesion. The adhesive is great and sheerness. They are perfect for everyday business correspondence and large mailing tasks.

Why We Like This:

Great for daily mail, bills, confidential documents
Good brand reputation

Best For money: Splendoress custom letter Envelope

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The Splendoress self-seal security #10 envelopes are a great product. They work well for sending letters. The glue sealing the envelope does not close the envelope completely and allows the lid to hang on adjoining envelopes when handling as a group. It's heavy paper and if you can see through it, you must have suprman's x-ray vision.

These are great, basic envelopes. They are a great value as well at 4.5 cents per envelope. The adhesive doesn't cover the entire flap. It is perfectly with printers and also fits the bill quite nicely. For a small business owner that has to watch closely all expenses paid, this is a real good "bang for your buck.

Why We Like This:

Conveniently packaged in box, peel off adhesive easy to use
Seals great, heavy enough not to see through
Great envelopes you don't have to lick
Excellent value, plus peel of adhesive works well

Best For Check: Mead custom letter Envelope

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If you want nothing less than best desirable envelope, then mead custom letter envelope is the one you should definitely consider. These envelopes are totally functional and do their job. It protects from cuts that can be generated from the small metal fastener. It is perfect for mail magazine sized prints and other printed matter. The self adhesive is strong enough to truly seal the envelope and not need to reinforce it with tape. It is perfect for general correspondence that can't/shouldn't be folded into a typical envelope.

These are fine, well made, and sturdy. The self seal aspect is a plus. They are sized right, seal well, and do their part to get the mail safely to its destination.

Why We Like This:

Pretty good for just manila envelopes
Keep your paperwork neat and presentable especially when mailing
A must have for home office supplies
Good sturdy envelopes, not printer sized

Best For invoice: sustainable greetings custom letter Envelope

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If you want nothing less than best desirable envelope, then sustainable greetings custom letter envelope is the one you should definitely consider, as it manages to bring a lot to the table. These purple envelopes are perfect for the Women Vote Stamp honoring the 19th AMENDENT. It measures 4-1/8x9-1/2 inches, providing ample room to fit all standard mail pieces. It is used for letters, checks, invoices, money, holiday cards, greeting cards, announcements, photos, personal mail, and direct mail. The vibrant purple color will grab the attention of your friends, family, and clients, making them perfect for corporate events like office parties or banquets as well as special occasions such as weddings, birthdays, or baby showers.

The smooth texture makes your handwriting look neat, while the gummed square flap creates a secure seal when used with glue or tape. The purple is pretty dark and a regular pen does not show up very well. It is perfect for making a statement and adding some personality to your mailings where ever they send off to.

Why We Like This:

Great quality and beautiful purple color
Excellent for mailing written letters and birthday party invites
One of the new comers and featured product

Best For letters: Quality Park custom letter Envelope

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate envelope. The quality park custom letter envelope is exactly that - it's a simple envelope that hits all the right notes. It offers great envelopes through their main brand. The side seam construction gives you a large, uninterrupted print area on the back of the envelope. The Envelopes seal closed by simply adding moisture to the gummed, commercial flap. When you wet it, it sticks very well without bubbling or curling. The side seams also give you more surface area to print on than diagonal seams.

These go through a machine, so they're not done by hand as well. The paper quality is 28 lbs which means it does not look flimsy. These envelopes are inexpensive but have a nice feel and look.

Why We Like This:

Versatile enough to use for customer mailings or as cash envelopes for budgeting
Nice quality, goes through printer well, good glue on tabs
One of the new comers and featured product

Best With logo: Alliance Business products custom letter Envelope

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The alliance business products custom letter envelope's high-end materials makes sure that it ages well with use. The printing is perfect, the envelopes are perfect, the customer service is perfect. They do provide high-quality product and services too. The quality of the envelopes and of the printing is first class. The Approval process allows you to see exactly how the printing will look before submitting final order. The print is of high quality, the color looks good.

Why We Like This:

Professional, very fast, excellent customer service
Delivers what they promise

Best For church: Stockofferingenvelopes.Com custom letter Envelope

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The stockofferingenvelopes.com custom letter envelope is capable of outshining several other envelope featured in this list in overall features in its price range.

Why We Like This:

Easy open flap with thumb cut
New and hot release

Best For company: discount Envelopes custom letter Envelope

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Discount Envelopes offers a variety of envelope for personal choice and yet maintaining quality in all the variants. This company is fast and efficient and the envelopes look great.

Why We Like This: