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Shop Valentine's Deals. While Supplies Last.
Balloonia Latex Balloons Now Available.

21st Happy Birthday Balloons

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Size in Inches
Packaging Type
Color Category
  • Whites 17
  • Blues 87
  • Blacks 18
  • Yellows 51
  • Greens 33
  • Greys 37
  • Oranges 6
  • Browns 16
  • Pinks 88
  • Reds 24
  • Purples 25
  • Designers 1
  • Fizz Holographics 2
  • Mighty Brights 1
  • Multi-Colors 3
  • Partys 2
  • Streamerss 2
  • Zebras 1
  • Rainbows 8
  • Gradients 8
Manufacturer Color
  • Baby Blue 5
  • Baby Pink 4
  • Black 11
  • Blue 20
  • Blue Reflex 2
  • Bronze 2
  • Chocolate Brown 2
  • Creamy Latte 2
  • Designer 1
  • Fizz Holographic 2
  • Fuchsia 12
  • Fuchsia Holographic 2
  • Gold 28
  • Gold Holographic 2
  • Gradient 8
  • Green 10
  • Light Blue 2
  • Light Pink 2
  • Lilac 2
  • Lime Fluorescence 2
  • Magenta 2
  • Matte Blue 2
  • Matte Lavender 2
  • Matte Nude 2
  • Matte Pink 2
  • Matte White 2
  • Mighty Bright 1
  • Mint Green 2
  • Moonlight Silver 2
  • Multi-Color 3
  • Navy Blue 2
  • Olive Green 2
  • Party 2
  • Pastel Blue 8
  • Pastel Mint 2
  • Pastel Pink 6
  • Pink 12
  • Pink Fluorescence 2
  • Pink Holographic 2
  • Purple 8
  • Rainbow 8
  • Red 15
  • Red Fluorescence 2
  • Rose Gold 18
  • Rose Gold Holographic 4
  • Satin Black 2
  • Satin Blue Reflex 2
  • Satin Chocolate 2
  • Satin Cream 3
  • Satin Nude 2
  • Satin Turquoise 2
  • Silk Gold 2
  • Silver 26
  • Silver Holographic 6
  • Starlight Gold 2
  • Streamer 2
  • Tiffany Blue 6
  • Tiffany Blue Holographic 2
  • Turquoise 6
  • Vintage Rose 2
  • White 4
  • White Bright 2
  • Yellow Fluorescence 2
  • Zebra 1
While Supplies Last!
34" Anagram Brand Number 2 Rainbow Splash Foil Balloon
Anagram/MD

34" Anagram Brand Number 2 Rainbow Splash Foil Balloon
SKU: 38532-01
In Stock: 17
$601 USD
18" Round Age 2 Blue Dots Foil Balloon
On Sale
Qualatex

18" Round Age 2 Blue Dots Foil Balloon
SKU: 23083
In Stock: 479
$092 USD $123 USD
18" Age 1 Blue Teddies Mylar Balloon
Qualatex

18" Age 1 Blue Teddies Mylar Balloon
SKU: 26275
In Stock: 69
$123 USD
Self Sealing Airfill Balloon
14" Airfill Only Flexmetal Foil Balloon Number "1" Rose Gold
Flexmetal

14" Airfill Only Flexmetal Foil Balloon Number "1" Color Rose Gold
SKU: 902761RG
In Stock: 72
$064 USD
A balloon that inflates to 32". Lilac Number "2" Foil Balloon Flexmetal
Flexmetal

32" Inflated (40" Uninflated Approx) Lilac Number "2" Foil Balloon Flexmetal
SKU: C901762L
In Stock: 40
$343 USD
A balloon that inflates to 32". Flexmetal Balloon Number Shaped like "2" Turquoise
Flexmetal

32" Inflated (40" Uninflated Approx) Flexmetal Foil Balloon Number "2" Turquoise
SKU: C901762TU
In Stock: 42
$343 USD
Inflated Balloons to 32". Number "2" Slimmer Design compared to other. Brands and Sizes. Color Rose Gold. Brand Flexmetal
Flexmetal

32" Inflated (40" Uninflated Approx) Number "2" Slimmer Design Rose Gold Brand Flexmetal
SKU: C901912RG
In Stock: 42
$274 USD
Inflated Balloons to 32". Number "1" Slimmer Design compared to other. Brands and Sizes. Color Bronze. Brand Flexmetal
Flexmetal

32" Inflated (40" Uninflated Approx) Number "1" Slimmer Design Bronze Brand Flexmetal
SKU: C901911BZ
In Stock: 43
$274 USD
Inflated Balloons to 32". Number "2" Slimmer Design compared to other. Brands and Sizes. Color Bronze. Brand Flexmetal
Flexmetal

32" Inflated (40" Uninflated Approx) Number "2" Slimmer Design Bronze Brand Flexmetal
SKU: C901912BZ
In Stock: 40
$274 USD
Inflated Balloons to 32". Number "2" Slimmer Design compared to other. Brands and Sizes. Color Matte Pink. Brand Flexmetal
Flexmetal

32" Inflated (40" Uninflated Approx) Number "2" Slimmer Design Matte Pink Brand Flexmetal
SKU: C901912MRS
In Stock: 35
$274 USD
18" Pink & Gold Milestone 21 Foil Balloon
Anagram/MD

18" Pink & Gold Milestone 21 Foil Balloon
SKU: 37161-02
In Stock: 95
$159 USD
40" Mighty Bright Shape Polybagged Number 2 Balloon
Betallic

40" (34" Inflated) Mighty Bright Shape Polybagged Number 2 Balloon
SKU: 14842MB
In Stock: 86
$399 USD
20" Number 2 Confetti Dots Balloon
Anagram/MD

20" Number 2 Confetti Dots Balloon
SKU: 35761-01
In Stock: 175
$173 USD
32" Pop Number 1 Foil Balloon Flexmetal
Flexmetal

26" Inflated (32" Approx Uninflated) Flexmetal Medium Size Pop Number "1" Foil Balloon
SKU: 901811POP
In Stock: 79
$343 USD
26" Inflated Foil Balloon Made By Flexmetal Medium Size Balloon Number Shaped like "2" Gradient
Flexmetal

26" Inflated (32" Approx Uninflated) Flexmetal Medium Size Foil Balloon Number "2" Gradient
SKU: C901812G
In Stock: 48
$274 USD
26" Inflated Foil Balloon Made By Flexmetal Medium Size Balloon Number Shaped like "1" Turquoise
Flexmetal

26" Inflated (32" Approx Uninflated) Flexmetal Medium Size Foil Balloon Number "1" Turquoise
SKU: C901811TU
In Stock: 47
$274 USD
A balloon that inflates to 32". Shape Number "2" Blue Balloon Flexmetal
Flexmetal

32" Inflated (40" Uninflated Approx) Shape Number "2" Blue Balloon Flexmetal
SKU: C901762A
In Stock: 47
$343 USD
26" Inflated Foil Balloon Made By Flexmetal Medium Size Balloon Number Shaped like "1" Pastel Blue
Flexmetal

26" Inflated (32" Approx Uninflated) Flexmetal Medium Size Foil Balloon Number "1" Pastel Blue
SKU: C901811AB
In Stock: 44
$274 USD
26" Inflated Foil Balloon Made By Flexmetal Medium Size Balloon Number Shaped like "2" Fuchsia
Flexmetal

26" Inflated (32" Approx Uninflated) Flexmetal Medium Size Foil Balloon Number "2" Fuchsia
SKU: C901812F
In Stock: 46
$274 USD
Inflated Balloons to 32". Number "1" Slimmer Design compared to other. Brands and Sizes. Color Satin Turquoise. Brand Flexmetal
Flexmetal

32" Inflated (40" Uninflated Approx) Number "1" Slimmer Design Satin Turquoise Brand Flexmetal
SKU: C901911STU
In Stock: 42
$274 USD
18" Keep Calm 21st Birthday Balloon
Anagram CD

18" Keep Calm 21st Birthday Balloon
SKU: 26123-02
In Stock: 424
$069 USD
Only $0.47
18" 21st Birthday Flower Power Balloon
Convergram

18" 21st Birthday Flower Power Balloon
SKU: FB-052-18
In Stock: 293
$047 USD
Self Sealing Airfill Balloon
14" Airfill Only Flexmetal Foil Balloon Number "2" Turquoise
Flexmetal

14" Airfill Only Flexmetal Foil Balloon Number "2" Color Turquoise
SKU: 902762TU
In Stock: 92
$064 USD
While Supplies Last!
38" Number One Hearts Stars Balloon
Qualatex

38" Number One Hearts Stars Balloon
SKU: 16508
In Stock: 6
$474 USD
40" Foil Shape Balloon Number 1 Baby Blue Dots
Europe

40" (34" Inflated) Foil Shape Balloon Number 1 Baby Blue Dots
SKU: BDOTS-1
In Stock: 85
$473 USD
38" Pink Sparkle Two Number Balloon
CTI

38" Pink Sparkle Two Number Balloon
SKU: 433302P
In Stock: 21
$399 USD
20" Number 1 Confetti Dots Balloon
On Sale
Anagram CD

20" Number 1 Confetti Dots Balloon
SKU: 35760-02
In Stock: 95
$109 USD $156 USD
18" Party Number 2 Balloon
Convergram

18" Party Number 2 Balloon
SKU: 17982-18
In Stock: 60
$062 USD
Self Sealing Airfill Balloon
14" Airfill Only Flexmetal Foil Balloon Number "2" Rose Gold
Flexmetal

14" Airfill Only Flexmetal Foil Balloon Number "2" Color Rose Gold
SKU: 902762RG
In Stock: 76
$064 USD
Self Sealing Airfill Balloon
14" Airfill Only Flexmetal Foil Balloon Number "2" Blue
Flexmetal

14" Airfill Only Flexmetal Foil Balloon Number "2" Color Blue
SKU: 902762A
In Stock: 80
$064 USD
A balloon that inflates to 32". Flexmetal Balloon Number Shaped like "2" Rose Gold
Flexmetal

32" Inflated (40" Uninflated Approx) Flexmetal Foil Balloon Number "2" Rose Gold
SKU: C901762RG
In Stock: 97
$343 USD
26" Inflated Foil Balloon Made By Flexmetal Medium Size Balloon Number Shaped like "1" Blue
Flexmetal

26" Inflated (32" Approx Uninflated) Flexmetal Medium Size Foil Balloon Number "1" Blue
SKU: C901811A
In Stock: 40
$274 USD
A balloon that inflates to 32". Flexmetal Balloon Number Shaped like "2" Gradient
Flexmetal

32" Inflated (40" Uninflated Approx) Flexmetal Foil Balloon Number "2" Gradient
SKU: C901762G
In Stock: 47
$343 USD
Inflated balloon to 32", 40" if uninflated. The color is Black. Number "2" Foil Balloon Manufactured by Flexmetal in Spain.
Flexmetal

32" Inflated (40" Uninflated Approx) Black Number "2" Foil Balloon Flexmetal
SKU: C901762N
In Stock: 97
$343 USD
26" Inflated Foil Balloon Made By Flexmetal Medium Size Pop Number "2" Foil Balloon
Flexmetal

26" Inflated (32" Approx Uninflated) Flexmetal Medium Size Pop Number "2" Foil Balloon
SKU: C901812POP
In Stock: 47
$343 USD
A balloon that inflates to 32". Flexmetal Balloon Number Shaped like "1" Rose Gold
Flexmetal

32" Inflated (40" Uninflated Approx) Flexmetal Foil Balloon Number "1" Rose Gold
SKU: C901761RG
In Stock: 99
$343 USD
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