Best Hallmark Greeting Card Mailing Envelopes in 2026

Size: A7 Invitation Envelopes 5 ¼ in x 7 ¼ in / 5.25” x 7.25” / 133.35mm x 184.15mm

Quantity: Pack of 50

Color: Baby Blue is a light, powdery blue color. This envelope is made from quality 80lb. Text Paper. Opaque and not see through. Modern Square Back Flap.

Keep everything you need for writing notes to your friends, family, business Connections, and yourself with this modern boxed set of stationery appropriate for all occasions.

Set includes 10 blank cards and envelopes, 20 writing sheets and envelopes, a 75-sheet memo pad, and 30 stickers for sealing notes and letters, all in coordinating floral designs. Box is reusable for card storage and features dividers for easy organization.

Perfect for everyday lists and notes that say "thank you," "hooray," or a simple "Hello," stationery essentials are also elevated enough for weddings, bridal showers, or the office.

Stay ready to celebrate Happy occasions all Year long with an elegant box filled with beautiful cards for new babies, birthdays, and weddings or anniversaries.

Premium boxed card set includes one Lucite storage box with a hinged lid, 6 greeting cards with envelopes, and 4 marbled dividers for easy organization.

The beautiful Lucite box has a luxe feel at 3mm thickness and can be easily refilled with Hallmark signature cards. Total value of entire pack is over $50! A great gift for anyone who loves to send cards.

The Polar Express Christmas Card (Single Card)

Hallmark

Measures approx. 5-1/2" x 8"

USES: Wedding Invitations, Event Invitations, Announcements, Holiday Cards, Greeting Cards, 5 x 7 Cards, 5 x 7 Photos, Letters, Mailings, Personal Mail, Direct Mail EVENTS: Weddings, Parties, Holiday, Corporate, Banquets, Showers, Birthday, Graduations, Sweet 16.

PAPER WEIGHT: 80lb Text Weight / 32lb Bond / 120 GSM - About twice as thick as Printer paper. Sturdy and durable thickness, not flimsy (For further explanation please refer to our paper weight chart below).

COLOR/STYLE: LUX Navy is a classic, deep blue colored envelope with a smooth finish. Perfect for any occasion from playful to formal. When printed on, LUX Navy is best complimented by white ink, or metallic silver or gold if you're feeling fancy. Modern Square Back Flap. Best of all, this envelope features a Peel and Press sealing method - Simply remove the adhesive strip location on the inside of the back flap, and press down to seal your envelope. No need to moisten to seal your envelopes!

PERFECT FOR ALL OCCASIONS: If you’re looking for an envelope for baby shower invitations, wedding invitations, holiday cards, pregnancy announcements, RSVPs, thank-you cards, and more, our A7 LUX Paper envelope is an excellent option. These square flap envelopes are also perfect for direct mail, letters, postcards, and 5” x 7” photos so you can depend on them for all your special mailing needs.

PEEL & PRESS SEAL: The self-seal design of these envelopes is perfect for anyone who doesn’t want to lick or use a moistener on every single envelope — it’s a huge time-saver! Simply peel off the protective strip, press, and seal. It couldn't be easier! This type of adhesive is great for business applications, wedding announcements, and personal notes.

PRINTABLE & CUSTOMIZABLE: If you want to customize or label your envelopes with zero hassle, you’re in luck! These envelopes are printer-friendly, so you can use your home laser or inkjet printer to address them. They are printable on both digital and offset commercial printers. No need to worry about smudging or jamming because these envelopes are made for compatibility with most printer models.