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 25% on Select Invitations & Save the Dates* 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 Blue 21st Birthday Invitations

982 results

Invitations & Stationery

쎃

Invitations & Announcements

쎃

Birthday Invitations

쎃

21st Birthday Invitations

All Products

< Invitations & Stationery

< Invitations & Announcements

< Birthday Invitations

Flat...

Tri-Fold...

All-in-One...

Vertical...

Horizontal...

Rectangle...

Square...

Rounded...

Arched...

Circle...

Bracket...

Scalloped...

Ticket...

12.7 x 17.8 cm...

13.3 x 13.3 cm...

10.8 x 14.2 cm...

11.4 x 15.9 cm...

5.4 x 8.5 cm...

14.2cm x 11.4cm folded...

10.8 x 14 cm...

10.1 x 14.2 cm...

16.5 x 22.2 cm...

10.2 x 22.9 cm...

Under $5

$5 to $15

$15 to $25

$25 to $50

Design Colour

Number of Photos

Letterpress

Foil

Type

Format

Orientation

Shape

Size

Price

Design Style

Special Picks

Events & Occasions

Recipients

Brand

Creator Store

Makers

Design Options

Colour

Sort by:

Save 25%

Navy blue gold photo glitter balloons birthday invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Navy blue photo silver glitter birthday invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Gold Navy Blue Glitter Confetti 21st Birthday Invitation

Sale Price $3.68.$3.68 Original Price $4.90.$4.90

Save 25%

Gold Glitter Script Navy Blue Glam 21st Party Invitation

Sale Price $3.68.$3.68 Original Price $4.90.$4.90

Save 25%

It's a Surprise 21st Birthday Party Blue Hydrangea Invitation

Sale Price $3.72.$3.72 Original Price $4.95.$4.95

Save 25%

21st Birthday Rustic Wood Blue Hydrangeas Party Invitation

Sale Price $3.72.$3.72 Original Price $4.95.$4.95

Save 25%

Surprise 21st Birthday Invitation Blue and Black

Sale Price $3.11.$3.11 Original Price $4.14.$4.14

Save 25%

21st Birthday Wood Blue Hydrangeas Rustic Party Invitation

Sale Price $3.72.$3.72 Original Price $4.95.$4.95

Birthday party navy blue pink budget invitation flyer

Price$0.95

Budget birthday party navy blue pink invitation

Price$2.05

Save 25%

Blue Gold Agate 30th Birthday Party Invitation

Sale Price $4.35.$4.35 Original Price $5.79.$5.79

Save 25%

Elegant, Beautiful Blue Treble Clefs 21st Birthday Invitation

Sale Price $3.60.$3.60 Original Price $4.80.$4.80

Save 25%

Hydrangea Rose 21st Birthday Party Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

Save 25%

Surprise Party Hydrangea Rose 21st Birthday Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

Save 25%

Elegant Blue Leather 21st Birthday Invitation

Sale Price $3.49.$3.49 Original Price $4.65.$4.65

Save 25%

Patriotic 21st Birthday Party, turning twenty one Invitation

Sale Price $3.49.$3.49 Original Price $4.65.$4.65

Save 25%

Blue Geometric Watercolor Surprise 21st Birthday Invitation

Sale Price $3.49.$3.49 Original Price $4.65.$4.65

Save 25%

MODERN SCRIPT 30th birthday party royal blue white Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

Save 25%

Blush Pink Floral Mint Green 21st Birthday Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

Save 25%

Blue Disco Ball and Heels 21st Birthday Invitation

Sale Price $3.64.$3.64 Original Price $4.85.$4.85

21st Birthday Party September Birth Month Flower Acrylic Invitations

Price$6.05

SURPRISE PARTY 21st Birthday Pink Bow Wildflower Acrylic Invitations

Price$5.90

Save 25%

21st Birthday Party Teal Blue Silver Pearl Jewel Invitation

Sale Price $3.75.$3.75 Original Price $5.00.$5.00

Save 25%

SURPRISE PARTY 21st Birthday Purple Wildflower Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

Save 25%

Elegant Blue and Gold Glitter Agate 21st Birthday Invitation

Sale Price $3.49.$3.49 Original Price $4.65.$4.65

Save 25%

Birthday party navy blue pink glamourous invitation

Sale Price $3.27.$3.27 Original Price $4.35.$4.35

Save 25%

Blue 21st Birthday Party Invitation

Sale Price $3.75.$3.75 Original Price $5.00.$5.00

Save 25%

Purple Blue Swirl Silver Trim 21st Birthday Party Invitation

Sale Price $3.75.$3.75 Original Price $5.00.$5.00

Save 25%

Moody Purple Flowers 21st Birthday Party Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

Save 25%

21st Birthday Moody Purple Gothic Flower Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

Save 25%

Birthday black royal blue sparkles party invitation

Sale Price $3.49.$3.49 Original Price $4.65.$4.65

Save 25%

Birthday Party 21st Butterfly Teal Blue Gold Invitation

Sale Price $3.75.$3.75 Original Price $5.00.$5.00

Save 25%

Blue and Purple Floral Peacock 21st Birthday Invitation

Sale Price $3.49.$3.49 Original Price $4.65.$4.65

21st Birthday Party Purple Wildflowers Affordable Invitation Postcard

Price$2.95

Save 25%

21st Birthday Surprise Party Flower Bouquet Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

Save 25%

Royal Blue Hot Pink 21st Birthday Party Invitation

Sale Price $3.15.$3.15 Original Price $4.20.$4.20

21st Birthday Party Purple Boho Wildflower Acrylic Invitations

Price$6.05

Birthday royal blue white budget invitation flyer

Price$0.95

Save 25%

21st Surprise Birthday Royal Blue Sequins and Bow Invitation

Sale Price $3.49.$3.49 Original Price $4.65.$4.65

SURPRISE PARTY ARCH 21 September Birth Flower Acrylic Invitations

Price$6.05

Dusty blue white stars budget birthday nvitation flyer

Price$0.95

Save 25%

Cobalt Blue Black Abstract 21st Birthday Invitation

Sale Price $3.75.$3.75 Original Price $5.00.$5.00

Save 25%

Gold Teal Blue 21st Birthday Glitter Confetti Invitation

Sale Price $3.53.$3.53 Original Price $4.70.$4.70

Save 25%

21st Birthday Born 2002 Blue Gold Retro Legend Invitation

Sale Price $3.68.$3.68 Original Price $4.90.$4.90

Budget birthday party navy blue balloon invitation

Price$2.05

Birthday party navy blue pink budget invitation flyer

Price$0.95

Navy blue glitter birthday invitation magnet

Price$6.00

Budget birthday royal blue silver invitation flyer

Price$0.95

Birthday party navy blue gold invitation

Price$2.05

SURPRISE PARTY 21 Birthday September Birth Flower Invitation Postcard

Price$2.95

Budget birthday navy blue silver dust invitation

Price$2.05

Save 25%

Rustic Boho Berry Sweet Summer 21st Birthday Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

Birthday party navy blue gold budget invitation flyer

Price$0.95

21st birthday white blue botanical invitation postcard

Price$2.95

Birthday navy blue silver dust budget invitation flyer

Price$0.95

Blue Foil Balloons 21st Birthday Invitation



Save 25%

Blue Foil Balloons 21st Birthday Invitation

Sale Price $3.68.$3.68 Original Price $4.90.$4.90

Birthday navy blue pink invitation

Price$2.05

Save 25%

Rustic Boho Berry Sweet Summer 21st Birthday Invitation

Sale Price $3.75.$3.75 Original Price $5.00.$5.00

Save 25%

21st Birthday Party Spring Watercolor Floral Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

Save 25%

Summer Watercolor Floral 21st Birthday Party Invitation

Sale Price $3.90.$3.90 Original Price $5.20.$5.20

쎂Previous 7 8 9 10 11 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