The 10 Best index card Envelopes (2023 reviews)

We consider a index card envelope to be a worthy investment in the long run. We are here to help you choose the right one for your needs from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Sweetzer Orange index card Envelope READ REVIEW

Best For tax return: Buy: Aimoh index card Envelope READ REVIEW

Best For greeting card: Buy: Joyberg index card Envelope READ REVIEW

Best For Small party: Buy: Toperd index card Envelope READ REVIEW

Best For classroom library: Buy: Peony Man index card Envelope READ REVIEW

Best For little notes: Buy: Supla index card Envelope READ REVIEW

Best For Storage: Buy: Xxcxpark index card Envelope READ REVIEW

Best For document: Buy: Amazon Basics index card Envelope READ REVIEW

Best For Socially Distant guests: Buy: purple Q crafts index card Envelope READ REVIEW

Best Premium: Buy: Zonon index card Envelope READ REVIEW

Best Overall: Sweetzer Orange index card Envelope

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These thick self seal invitation envelopes come nestled in their own sturdy box. The thickness of the craft paper gives a really premium feel. Seriously, these are very nice, thick envelopes and you will be impressed. The envelopes are really Sturdy and extremely great looking, not a whole lot to complain about.

These envelopes are sturdy, and the self seal makes them so easy to use. The envelopes are great and the peel-off seal is really convenient. Any sticker would match this paper as a seal, they are simple but very cute, especially if you are doing a rustic theme.

• Sturdy and the self adhesive seal works great
• Perfect size for a 4x6 photo or card
• Good investment for long term

Best For tax return: Aimoh index card Envelope

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These envelopes flawlessly hold letters. They have an adhesive on the flap to seal it shut. The glue truly holds and the seams are strong. These envelopes are sturdy, they seal perfectly and are a good size. The Envelopes are sturdy, they seal perfectly and are a good size.

These are reasonably nice envelopes, with security printing on the inside and an adhesive strip with pull-off backing so you don't have to lick the flap. These envelopes are manufactured with a window-less front panel for the perfect choice for small businesses, home offices and everyday use, and 10 security envelopes are provided in a. The security of the envelope is great.

• Reasonably substantial thickness, self sealing works well
• Seals tight, conceals contents, does the trick
• Good quality and the peel and stick is really strong

Best For greeting card: Joyberg index card Envelope

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It is made of double adhesive paper, completely blank white 4*6 blank card paper and a4 envelope, with blank cards and envelopes, have a total of 60 accessories, including 30 pcs envelopes and 30 pcs cards. It fits with a little trimming after you cut the roof out. It is a very time-saving envelope, each envelope has a separate tape, just remove the guard strip, press, and seal. They come with a lot of extra plastic packaging that is not necessary.

The peel and stick feature is great and easy to tear off. The paper is nice, heavy paper. It is a good size for invitation/card. It is no need to worry about smudging or paper jamming, as these blank cards and envelopes are compatible with most printer models. It's a good size for invitation/card.

• Perfect size for home made greeting cards
• Good investment for long term

Best For Small party: Toperd index card Envelope

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Compared with other envelope in this category, the toperd index card envelope has a convenient design. These are great mini cards and envelopes. They do make very similar envelopes and blank cards both single layered and doubled non folded and folded that provides possiblities. The size of the small business card and mini envelope is right, and the card is easy to put in. They do make special wee printers for photo printing that makes really tiny prints so maybe if you checked into those it might print on this size.

These cards have a vibrant color and matching envelopes, with some square and others cut into a curved shape. The blank mini business card allows you to print the words you like or what you want to say to some one on them for personalized greeting cards to fit your theme. It is great for wedding, small party, love notes, and holiday greeting cards.

• Value for money, perfect size for personal notes or small business information
• Small enough to lay in the palm of your hand
• Love notes for the family, small cards for gifts, etc
• Cute, you will love the colors, love the design

Best For classroom library: Peony Man index card Envelope

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The peony man index card envelope should be able to handle its purpose and duties with ease. These are amazing for centers in a kinder classroom. The high quality library book pockets are made of acid-free, fade-resistant and durable kraft paper. They hold a 3x5 index card. It contains 120 pieces of 12 color non-adhesive library card pockets and there are also 120 pieces of adhesive double sided glue points for easy and durable use for your choice.

The library envelopes with bright colors are very interesting for kids to create games, classroom job charts, learn activities and write letters for their little friends. It is easy to stick into their folders, they’re good quality, the color variety is fun and they’re the perfect size to stash index cards. They come with 120 glue dots.

• Very sturdy, especially if you laminate them
• Good investment for long term

Best For little notes: Supla index card Envelope

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The supla index card envelope is suitable and reliable and fits well with your regular usage. This is a nice set of multi colored note cards & envelopes that can be used for any occasion. It is made of true cardstock, notecards are very stiff. They are not very sturdy and tear when put through an embosser. It is crafted from 150 gsm / 100 lbs. Small envelops with cards come with 16 different bright colors that can satisfy your different needs.

It is shiny card stock, single page cards. They are perfect for notes for anything. The colored side is semi glossy, and the reverse side is white.

• Inner cards are single sided flats, color on both sides matte
• Just the right size for sending out cute homemade greeting cards
• Great quality, pretty colors, thick envelope
• Bright colors, big enough to write out sentiments and alot in the box

Best For Storage: Xxcxpark index card Envelope

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These a7 envelopes are with a self seal design to offer a strong and convenient sealing, while a convenient paper strip for gently to peel. It can easily store cards no more than 5x7 inches. It includes 100 pcs a7 invitation envelopes in dimension of 5.25 x 7.25 inches and it’s compatible with 5x7 inches cards, great a7 envelopes are great for invitations, papers, photos, documents, wedding invitation, birthday, baby shower. It fits a2 cards perfectly additionally it is easy to flatten back out.

All envelopes are placed in a sturdy box, so you don't have to worry about damage and moisture to your envelopes due to long-term storage. It features exceptional rip, tear and puncture resistance, made to last. It is equal to a7 paper, which is very suitable for printing exquisite patterns. There are a handful in each box that may have a crease, or the internal flap is bent but it's easy to flatten back out.

• Super sticky, easy to work with
• Totally invisible to protect your privacy, never worrying about the contents being exposed
• Nice quality and easy to steal

Best For document: Amazon Basics index card Envelope

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We would, of course, be remiss if we didn't mention amazon basics index card envelope for regular usage. This envelope is just the right size and sturdy enough so the items do not poke through. It fits the rsvps too in the envelopes also. It is great for mailing computer-generated wedding, birthday, or other special event invites. It will hold a 4 x 6 photo no problem. The envelope is thin and slightly see-through. It does have the peel off sticky tape. It is ideal for mailing computer-generated wedding, birthday, or other special event invites.

• Holds folded 8-1/2 x 11 inch sheets of paper
• Pound white woven paper for reliable strength
• Envelopes with self adhesive so you don't have to lick them
• Not too heavy, not to light

Best For Socially Distant guests: purple Q crafts index card Envelope

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These are really vibrant colored envelopes, just beautiful. It comes with sets of 1 thick paper sheet and envelope in several nice colors. The colored envies are a lot of fun too. It is perfect for a two piece origami card project. The colorful envelopes make it so much fun too.

These envelopes are wet-and-stick. It is perfect for a snail mail surprise baby sprinkle. It comes with a fun and cute assortment of colored envelopes so you will always have the right one available for any occasion.

• Very nice quality cardstock postcard and envelopes
• Envelopes colorful and cards uniform in size for "sandwiching
• Envelopes are colorful and nicely made
• Sturdy and lots of vibrant colors

Best Premium: Zonon index card Envelope

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These envelopes can be applied for diy crafts in the classroom to create more fun for children, the envelopes are blank and can be applied for painting. It can also be applied to store coins, stamps, greeting cards. These small envelopes are made of kraft paper, they come with 10 bright colors, each color is bright, and can be applied for gift decoration.

These envelopes are not only applied for library card pockets, but also for students to write letters, handicraft lessons, classroom activities, games, etc. It is in medium size, can be applied to store the library card, to record the usage of books, dvds, cds and other supplies.

• Delivers what they promise
• New and hot release