By remaining on the Site or clicking “OK,” you consent to Zazzle’s Terms of Use and Privacy Notice, and to Zazzle’s use of cookies and similar technologies (including those provided by third parties), which retain information to enable the Zazzle experience, track interactions, advertise, and for other related purposes. You may opt-out of this tracking by updating your cookies preferences.

Save up to 25% on Select Cards & Invitations* Shop Now ➞

Love It or We'll Take Back! 30-Day Returns Guaranteed *

Search for products or designs

Sell on Zazzle쑢Shopping Cart

WeddingsOpens a menu with links to top wedding-related pages.

Wedding Invitations ➞
Wedding Stationery ➞
Be My Bridesmaid Cards
Bridal Shower Invites
Enclosure Cards
Engagement Party Invites
Hen Party Invitations
Reception Invites
RSVP Cards
Save the Dates
Thank You Cards
Wedding Décor ➞
Guest Books
Menus
Napkins
Place Cards
Plates
Programs
Seating Charts
Wedding Signs
Table Numbers
Favour Packaging ➞
Beer Labels
Can Coolers
Favour Bags
Favour Tags
Magnets
Stickers & Labels
Water Labels
Wine Bottle Labels
Showers & Parties ➞
Bridal Shower Supplies
Hen Party Supplies
Wedding Gifts ➞
Bridesmaid Gifts
Groomsmen Gifts

All Weddings ➞

Wedding Stationery & Décor
From save the dates to signage, design every detail of your day.

Invitations & StationeryOpens a menu with links to top invitations & stationery-related pages.

Birthday Invitations ➞
Kids' Birthday Invitations
Adult Birthday Invitations
Joint Birthday Invitations
1st Birthday Invitations

Baby Invitations ➞
Baby Shower Invitations
Birth Announcements
More Invitations ➞
Christening Invitations
Christmas Invitations
Communion Invitations
Graduation Invitations
Halloween Invitations
Moving Announcements
Party Invitations
Greeting Cards ➞
Anniversary Cards
Birthday Cards
Christmas Cards
Father's Day Cards
Graduation Cards
Mother's Day Cards
New Baby Cards
Thank You Cards
Valentine's Cards
Personal Stationery ➞
Note Cards
Postcards
Post-it® Notes

Mailing Accessories ➞
Envelopes
Envelope Seals
Return Address Labels
Rubber Stamps & Ink

All Invitations & Stationery ➞

Cards & Invitations 
Personalise premium stationery for any event or milestone.

Gift Wrap & Party SuppliesOpens a menu with links to top crafts & party supplies-related pages.

Gift Wrapping ➞
Gift Bags
Gift Tags
Ribbon
Stickers & Labels
Tissue Paper
Wrapping Paper
Party Signs ➞
Backdrops
Banners
Posters & Prints
Party Stationery ➞
Guest Books
Menus
Place Cards
Programs
Table Numbers
Party Tableware ➞
Paper Cups
Paper Bowls
Paper Napkins
Paper Plates
Favours & Packaging ➞
Can Coolers
Favour Bags
Favour Boxes
Favour Tags
Food & Drink Labels

All Gift Wrap & Party ➞

Gift Wrap & Party Supplies
Make their day with personalised wrapping & party decorations.

Business EssentialsOpens a menu with links to top office & school-related pages.

Business Cards ➞
Bakery Business Cards
Beauty Business Cards
Construction Business Cards
DJ Business Cards
Hair Stylist Business Cards
QR Code Business Cards
Name Tags & Badges ➞
Marketing Materials ➞
Appointment Cards
Brochures
Flyers
Gift Certificates
Loyalty Cards
Menus & Price Lists
Referral Cards
Displays & Packaging ➞
Display Cards
Hang Tags & Inserts
Product Labels

Business Stationery ➞
Notebooks
Post-it® Notes
Rubber Stamps & Ink
Business Signs ➞
Banners
Posters & Prints
Window Decals

Calendars ➞

All Business ➞

Business Essentials
Boost your brand with quality business cards & marketing materials.

Art & HomeOpens a menu with links to more categories of top pages.

Mugs ➞
Funny Mugs
Photo Mugs

Barware ➞
Beer Glasses
Can Coolers
Shot Glasses
Whiskey Glasses
Wine Glasses
More Homeware ➞
Aprons
Blankets
Christmas Tree Decorations
Cushions
Posters & Prints ➞
Abstract Posters
Botanical Posters
Fine Art Posters
Nursery Posters
Travel Posters
Vintage Posters

Art & Home 
Style your space with personalised posters, cushions, mugs & more.

T-Shirts & Accessories

T-Shirts ➞
Men's T-Shirts
Women's T-Shirts

Birthday T-Shirts
Funny T-Shirts
Photo T-Shirts
Vintage T-Shirts
Wedding T-Shirts
Accessories ➞
Badges
Beach Towels
Hats
Luggage Tags
Socks
Ties
Tote Bags
Sports & Games ➞
Golf Balls
Playing Cards
Puzzles

T-Shirts, Tote Bags & More
From business to birthdays to bridal showers, customise items for any occasion.

Create Your OwnOpens a menu with links to top Create-Your-Own products.

T-Shirts & Accessories
Badges
Hats
Socks
Ties
Tote Bags
T-Shirts

Sports & Games
Golf Balls
Playing Cards
Puzzles
Art & Home
Aprons
Blankets
Christmas Tree Decorations
Cushions
Mugs
Posters
Gift Wrap & Party
Paper Napkins
Party Signs
Stickers
Wrapping Paper
Business
Business Cards
Flyers
ID Badges
Post-it® Notes
Invitations & Stationery
Greeting Cards
Guest Books
Invitations
Menus
Programs
Return Address Labels
Rubber Stamps
Save the Dates

All Create Your Own ➞

Create Your Own
Make your own mugs, t-shirts & more with our easy design tool.

Popular Happy Birthday Envelope Seals

415 results

Invitations & Stationery

쎃

Mailing Accessories

쎃

Envelope Seals

All Products

< Invitations & Stationery

< Mailing Accessories

Circle

Square

Heart

Rectangle

Oval

Triangle

Star

Custom Cut

3.8 cm Diameter

3.8 x 3.8 cm

7.6 cm Diameter

11.4 x 6.9 cm

7.6 x 7.6 cm

Under $5

$15 to $25

Adhesive Type

Material

Shape

Size

Price

Design Style

Special Picks

Events & Occasions

Recipients

Brand

Creator Store

Makers

Design Options

Colour

Number of Photos

Design Colour

f_zevt

Sort by:

Happy Birthday Envelope Seal

Price$16.75

Superhero Animals Cute Party Animals Kids Birthday Square Sticker

Price$16.95

Collection

Happy Birthday! stickers envelope seals Invitation

Price$18.45

Pink Lemonade Favour Tags, Stickers, Seals

Price$17.55

Pink Lemonade Favour Tags, Stickers, Seals

Price$16.95

Happy Birthday Cupcake Sticker

Price$18.00

50 and Fabulous 50th Birthday Party Classic Round Sticker

Price$18.00

"One Happy Dude" Retro 1st Birthday Party Classic Round Sticker

Price$20.55

Collection

Number 30 Photo Collage Square Sticker

Price$16.90

Happy Birthday Balloon Stickers and Envelope Seals

Price$18.00

Collection

Coral and Blue Happy Birthday Balloon Letters Square Sticker

Price$16.90

CUTE KAWAII SKY red balloon birthday clouds sun Classic Round Sticker

Price$19.20

Number 40 Photo Collage Square Sticker

Price$16.90

BIRTHDAY: Happy Birthday, Birthday Candle Sticker

Price$16.00

Custom Photo Name Age Blue Green Birthday Star Classic Round Sticker

Price$15.15

Collection

Custom Photo Name Age Pink Purple Birthday Star Square Sticker

Price$15.15

Collection

Happy Birthday Heart Sticker

Price$16.25

Custom Birthday Party Simple Cute Any Age Photo Classic Round Sticker

Price$16.00

Simple Birthday Party Personalised Any Age Photo Classic Round Sticker

Price$16.00

Custom Rose Gold Chic Birthday Thank You Photo Classic Round Sticker

Price$16.00

Custom Gold Birthday Party Thank You Photo Classic Round Sticker

Price$16.00

Personalised Happy Birthday Simple Modern Photo Classic Round Sticker

Price$16.00

Modern Simple Happy Birthday Sticker Green

Price$16.00

Collection

Pretty Fun Pink Purple Girl’s Birthday Magic Star Square Sticker

Price$15.15

Collection

Birthday Queen, Happy Birthday Envelope Seals

Price$24.90

Custom Text Age Pink Purple Birthday Magic Star Classic Round Sticker

Price$15.15

Collection

Black and White Number 5 Photo Collage Square Sticker

Price$16.90

Cute Penguins Winter Watercolor Birthday Party Square Sticker

Price$15.95

Black and White Number 6 Photo Collage Square Sticker

Price$16.90

Happy Birthday Rainbow Dots on Black Classic Round Sticker

Price$16.00

Super Cute Cupcake Stickers

Price$16.90

Colourful fun stripe happy birthday classic round sticker

Price$16.00

Pink Daisy Birthday Party Favour Label

Price$16.00

Red and Pink Personalised Happy Birthday Classic Round Sticker

Price$16.00

Happy Birthday Family Photo Classic Round Sticker

Price$16.65

Happy Birthday Custom Photo Classic Round Sticker

Price$16.65

Black and White Number 9 Photo Collage Square Sticker

Price$16.90

Personalised Stickers Pink and Purple Night Owl

Price$16.00

Happy Birthday Classic Round Sticker

Price$17.35

Collection

Colourful Happy Birthday Pastel Pink Typography Classic Round Sticker

Price$16.00

Red and Gold Swirl Abstract 00th Birthday Classic Round Sticker

Price$16.00

50 and Fabulous Turquoise Birthday Party Square Sticker

Price$16.75

Collection

50 and Fabulous Turquoise Birthday Party Classic Round Sticker

Price$16.75

Collection

Purple and Gold Swirl Abstract 00th Birthday Classic Round Sticker

Price$16.00

Happy Birthday Square Sticker

Price$16.75

Black and White Number 4 Photo Collage Square Sticker

Price$16.90

Black and White Number 2 Photo Collage Square Sticker

Price$16.90

Number 80 Photo Collage Square Sticker

Price$16.90

Black and White Number 3 Photo Collage Square Sticker

Price$16.90

Happy Birthday Watercolor Teddy Bear and Cake Classic Round Sticker

Price$16.00

Collection

Personalised Rock Climbing Theme Happy Birthday Classic Round Sticker

Price$16.95

Collection

Happy Birthday Classic Round Sticker

Price$16.75

Happy Birthday Rectangular Sticker

Price$16.75

Happy Birthday in golden letters! Rectangular Sticker

Price$15.15

Sixty And Sassy 60th Birthday Classic Round Sticker

Price$15.15

Happy Birthday to you colourful typographic rainbo Classic Round Sticker

Price$15.15

BIRTHDAY: Happy Birthday, Birthday Candle Sticker

Price$16.00

Happy Birthday Rainbow Dots with Name Classic Round Sticker

Price$16.00

Funny Yellow “Warning” Triangle Gift Sticker

Price$15.75

50 and Fabulous Bold Pink with Black Polka Dots Classic Round Sticker

Price$16.75

Collection

쎂Previous 1 2 3 4 5 Next쎃

The Zazzle Promise

Love It Guarantee
Don't love it? We'll take it back! 30-day returns “100% Love It Guarantee.”
Easy International Delivery
Hassle-free shipping with no surprise fees. We cover any customs & duties.
Secure Shopping Guaranteed
100% Secure payment with SSL Encryption.

Search Feedback

Did you find what you were looking for?

YesNo

If you need help or have a question for Customer Service, please visit our Help Centre