21st Birthday Decorations

21st Birthday Decorations

A 21st birthday is a huge milestone, so don’t hold back with the fabulous decorations! Beer lights and martini standees are a fun nod to the birthday boy or girl’s new privileges, and personalized banners make a great photo backdrop for the guest of honor and all of his or her friends. Because you’re never too old for balloons and piñatas, we’ve got those, too. Your young adult will be thrilled with the décor.

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1 ft. 1 in. Yard Sign Expression Symbol #

$8.99

1 ft. 11 in. Yard Sign Expression Number 2

$8.99
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1 ft. 11 in. Yard Sign Expression Number 1

$8.99
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4 ft. 3D Number 1 Prop

$40.79

3 ft. 5 in. Best Day Ever 21 Milestone Numbers

Empty Star Empty Star Empty Star Empty Star Empty Star
Price for set/2
$71.39
  • Color option 0
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4 ft. 3D Number 2 Prop

$40.79
Wooden Vintage LED Marquee Letter
13% off

Wooden Vintage LED Marquee Letter

Empty Star Empty Star Empty Star Empty Star Empty Star
Now $8.69 Was: $9.99
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57 in. Martini Standee

$40.79
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Gold Script Letter Air-filled Balloons
20% off

Gold Script Letter Air-filled Balloons

Empty Star Empty Star Empty Star Empty Star Empty Star
Now $1.91 Was: $2.39
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24 in. or 46 in. Photo Number 2

Starting at
$19.99

24 in. or 46 in. Photo Number 1

Starting at
$19.99

Cheers to You Gold 21 Personalized Cutouts

Empty Star Empty Star Empty Star Empty Star Empty Star
Price for pkg/6
$7.19

Cheers to You Gold 21 Personalized Banner

Empty Star Empty Star Empty Star Empty Star Empty Star
Starting at
$15.99

5 ft. 2 in. Cosmo Standee

$30.59
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Silver Number 1 Mylar Balloon

$7.19
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Number 2 Gold Mylar Balloon

$7.19
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5 ft. 8 in. Modern Martini Standee

$45.89
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Silver Number 2 Mylar Balloon

$7.19
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5 ft. 21st Birthday Finally Legal Standee

Empty Star Empty Star Empty Star Empty Star Empty Star
$30.59
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Cheers to You Gold 21 Personalized Danglers

Price for set/6
$9.69

Happy Birthday Balloon Banner

Empty Star Empty Star Empty Star Empty Star Empty Star
Price for pkg/13
$16.39
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7 ft. 5 in. Wine Time Personalized Wine Bottle Standee

$40.79

Wine Time Personalized Banner

Starting at
$15.99

7 ft. 6 in. Beer Bottle Standee

$30.59
6 ft. Beer Mug Standee
13% off

6 ft. Beer Mug Standee

Now $34.69 Was: $39.99

Cheers to You Gold 21 Personalized Yard Sign

Starting at
$12.99

Bottoms Up Personalized Banner

Starting at
$15.99

Happy Birthday Man Cutouts

Empty Star Empty Star Empty Star Empty Star Empty Star
Price for pkg/12
$4.09
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6 ft. 10 in. Bottoms Up Personalized Beer Bottle Standee

$40.79

Wine Time Personalized Vertical Banner

Starting at
$15.99

Best Day Ever 21 Personalized Yard Sign

Empty Star Empty Star Empty Star Empty Star Empty Star
Starting at
$12.99

Happy Birthday Man Scene Setter with Photo Props

Empty Star Empty Star Empty Star Empty Star Empty Star
$7.99
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Bottoms Up Vertical Banner

Starting at
$15.99

Cheers to You Gold 21 Vertical Banner

Empty Star Empty Star Empty Star Empty Star Empty Star
Starting at
$15.99

Cheers to You Gold 21 Personalized Poster

Empty Star Empty Star Empty Star Empty Star Empty Star
Starting at
$5.59

Fan Faces

Starting at
$14.99

2 ft. Circle Yard Signs

$12.99

1 ft. 8 in. Beer Mug Yard Sign Expression Icon

Empty Star Empty Star Empty Star Empty Star Empty Star
$8.99
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18 in. Adult Birthday Tabletop Photo Standee

Empty Star Empty Star Empty Star Empty Star Empty Star
$16.99

18 in. Custom Tabletop Photo Standee

Empty Star Empty Star Empty Star Empty Star Empty Star
$16.99

22 in. Square Yard Signs

$12.99

Gold Happy Birthday Phrase Mylar Balloon

Empty Star Empty Star Empty Star Empty Star Empty Star
$10.69
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Young and Fab Balloon Decorating Kit

Empty Star Empty Star Empty Star Empty Star Empty Star
Price for pkg/6
$3.99
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White Curling Ribbon 500 yds

Price for roll
$3.09
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5 ft. 1 in. Pink High Heel Standee

$40.79
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White Crepe Streamers

Starting at
$0.99
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Gold Curling Ribbon 500 yds

Price for roll
$3.09
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  • Color option 0
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Hot Pink Crepe Streamers

Starting at
$0.99
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  • Color option 0
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Red Crepe Streamers

Starting at
$0.99
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Birthday Vibes Personalized Vertical Banner

Empty Star Empty Star Empty Star Empty Star Empty Star
Starting at
$15.99
  • Color option 0
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Pastel Blue Crepe Streamers

Starting at
$0.99
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Candy Pink Crepe Streamer

Starting at
$0.99
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  • Color option 0
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Rose Pink Tissue Pom Poms

Empty Star Empty Star Empty Star Empty Star Empty Star
Starting at
$3.99
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Foil Happy Birthday Letter Banner

Empty Star Empty Star Empty Star Empty Star Empty Star
$6.19
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Lime Green Round Paper Lanterns
Clearance
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Lime Green Round Paper Lanterns

$2.59
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Orange Crepe Streamers

Price for 81' roll
$0.99
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  • Color option 0
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Black Crepe Streamers

Starting at
$0.99
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  • Color option 0
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Silver Gray Curling Ribbon 500 yds

Price for roll
$3.09
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  • Color option 0
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  • Color option 4

Bermuda Blue Crepe Streamers

Price for 81' roll
$0.99
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  • Color option 0
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Purple Crepe Streamers

Starting at
$0.99
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Ideas for 21st Birthday Décor

Cheers to a 21st birthday! We offer a huge variety of 21st birthday decorations ideal for any party, from elaborate themes to intimate gatherings of close friends. When planning this special milestone birthday event, remember the following must-have 21st birthday supplies: cups, tableware and table covers. A centerpiece that follows the party's theme also adds a nice touch, as do balloons, banners, streamers and cardboard standees that help create unique photo moments.

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