The Best 21 Number Balloons of 2025 – Reviewed and Top Rated
After hours researching and comparing all models on the market, we find out the Best 21 Number Balloons of 2025. Check our ranking below.
2,903 Reviews Scanned
Rank No. #1
40inch Jumbo Black 21 number balloons for 21st Birthday Decorations helium balloons party supplies use them as Props for Photos (Black 21)
- Size:40 Inch Black 21 balloons use them as Props for Photo
- Perfect for birthday party, wedding, holiday, business, big events parties,celebrations and other on-site decoration
- Package Includes:Number 2and 1 Mylar Balloon ,Perfect for 21st birthday party decorations
- These will need to be taken to a Party Store or Grocery Store for Helium to float
- These will need to be taken to a Party Store or Grocery Store for Helium to float
Rank No. #2
40 Inch Light Gold 21 Number Balloons White Gold Giant 12 Foil Mylar Helium Large Digital Balloon Champagne Gold Birthday Numbers Jumbo Balloons 12th or 21st Anniversary Party Decorations Supplies
- Material:Light gold digital balloon made of high-quality polyester film aluminum foil,not easy to explode and leak,with uniform color and beautiful spherical shape suitable for everyone,ldeal for birthday parties.
- Package Included:Giant 40 inch light gold 21 or 12 balloon number (uninflated) + 1 straw.
- How To Use:Infalted with helium or air with pumb or straw slowy to 90% enough,there have holes on the top to string together for hang,can be deflated with a straw to facilitate repeated balloon use.
- Perfect Choice:Perfect for birthday celebration,anniversary,wedding,new years,baby shower,graduations decorations. the balloon is huge make great photo booth props,you can take memorable photos.
- After-Service:Please feel free to contact us when you have any dissatisfaction with our products. we can offer best service.
Rank No. #3
21 Number Balloons, 12 Balloons, 12th Black Party Decorations 40 In Big 21st for Girl Boys Engagement, Wedding, Celebration Party, Graduations, Photo Shoot
- Huge Size and Beautiful Balloon: You will receive 40 inch big balloons, also the package come with a straw for easily inflate and deflate. Birthday balloons can be combined as you like. Enjoy the DIY time to create your amazing party
- Durable and Reliable Materials: Our number balloons birthday decoration are made of top quality aluminum foil materials. High quality embossed technology with neat edges that are not prone to explosions and leaks, is ideal for birthday parties
- Wide Application: The foil number balloons great for any birthday celebration, anniversary, graduation, marriage proposal, engagement, baby shower, holiday celebration, Christmas party, New years eve, special event or various celebration party
- Amazing Photo Prop: It is a huge size and unique color visual effects, which looks good when taking pictures. Make great photo booth props to hold when posing for photos! DIY on the balloon to customize it and add a fun environment for everyone
- Quick & Easy to Decorate: The number balloons easy to inflate balloons and self sealing. You can choose to inflate them manually with your mouth using a straw or use an electric or manual air pump for quicker inflation
Rank No. #4
Red 21 Number Balloons, 40 Inch Giant Number 21 Balloons Foil Mylar Helium Red Number Balloons for 21th Birthday Party Supplies Anniversary Event Celebration Decorations
- 【Package Included】40 inch red number 21 balloons (uninflated), 1 Pcs straw.
- 【High Quality Material】These red number balloons are made of thickened Grade A quality Foil material, which makes them more durable and prevents breakage. Self-sealing,just pull out the straw after the inflation is completed. These number balloons with a stylish and classic appearance, bright colors and can be reused.
- 【Use】You can inflate it with air or helium before using it. Number balloons can stay inflated for a long time. Hanging these number balloons in the kitchen, living room, courtyard or party room and show the birthday boys or girls how much you love. Number balloons will be your perfect decorations. Let the number 21 balloons make your party a big hit and awesome.
- 【Ideal For】Perfect for girls boys kids & adults any birthday celebration, wedding anniversary, graduation, new years eve，special event or party celebration. Make great photo booth props. The numbe balloon is huge and makes a nice impact. Graffiti DIY on the balloon to customize it and add a fun environment for everyone.
- 【Customer Service】Simply fill the balloon with 80% to 90% of air to achieve the effect, please do not over-inflate.If you have any questions with the party balloons we will reply within 20 hours if not satisfied. We care about your shopping experienc,so we make sure you'll love and enjoy decorating your event with our number balloons decorations.
Rank No. #5
Champagne Gold Large Number 21 Balloon, 40 Inch Light Gold Foil Helium Number Balloons, Giant Mylar Number 21 Balloons for 21 Years Old Birthday Party Anniversary Decorations (Champagne Gold 21)
- PACKAGE CONTAINS: 1 light gold number 2 balloon and 1 light gold number 1 balloon, all around 40 inch long; 1 straw, around 3.15 inch long. Pretty color and giant size make the balloons really eye-catching.
- EASY TO USE: Inflate the number balloon with air or helium by a balloon pump; pinch the inflation valve gently; then the big beautiful champagne gold 21 balloon is there for you. So easy to do it!
- PREMIUM QUALITY: The large number balloon is made from premium foil material. After being blown up, it can stay inflation for days, and you can store them for future multiple use.
- PERFECT BIRTHDAY DECOR: Nothing can highlight 21 years old birthday or any important party occasions better than the foil number balloons. They will definitely cheer you up and give you excellent party！
- SATISFACTION GUARANTEE: If you have any question on the usage or quality on our number balloon, please contact us at your convenience, and we would love to help you.
Rank No. #6
40 Inch Silver 21 Number Balloons Giant Jumbo Huge 12 or 21 Foil Mylar Helium Number Digital Balloons Silver Birthday Mylar Digital Balloons 12th 21st Birthday Anniversary Events Party Decorations
- Package Included:40 inch Silver numbers 1 and 2 (uninflated) + 1 Straw,Silver 12 or 21 number foil digital balloons are the best for 12th or 21st birthday party,wedding celebration, anniversary, ceremories celebration, business or big events party.
- Material: Number Balloons made with high quality aluminum foil., not easy to explode and leak, bright colors, full of numbers.
- How To Use:Infalted with helium or air with pumb or straw slowy to 90% enough,you can stick number balloons on the wall, window or door,or string with helium balloons
- Suitable:The giant foil numbers balloons is helium supported,classy quality number balloons are perfect for birthday party, anniversary,wedding,New years,baby shower,graduations decorations.You can take memorable photos.You can also DIY with other latex or foil balloons,makes your party more charming and impressive
- Perfect After-service:Please do not worry about any quality or quantity issue with your purchase!We can offer best service and answer your questions promptly.
Rank No. #7
Light Pink 21st Birthday Balloon for Women, 40'' Self Inflating Mylar Number 21 Balloons, Big Blush Pastel Pink Foil 2 & 1 Helium Balloon for Her Boho Coquette 12th 21st Birthday Party Decorations
- Baby Pink Number 21 Balloon 40 Inch: Includes 1pc 21 balloon and a straw for easy inflation and deflation. This helium balloon is perfect for birthdays, anniversaries, or special occasions like a 12th 21st celebration.
- Large Size & Reusable: Our blush pink 40" mylar number 21 balloon is crafted from high-quality aluminum foil, ensuring long-lasting use. Safe, non-toxic, and reusable. The retro pink number foil balloons are perfect for birthdays, anniversaries, and special events. Simply fill the foil balloons to 98% capacity for full expansion
- Easy to Inflate: Our dusty pink large number 21 foil balloons come with a convenient self-sealing valve, allowing for quick inflation with air or helium. When filled with helium, the pastel pink balloons can float in the air; after filling, press the valve of the digital balloon to seal it. Reusable and easy to deflate with a straw, these balloons are perfect for multiple celebrations
- Perfect Party Decorations: These light pink large shiny number 21 mylar foil balloons add a stylish touch to birthday, anniversary, graduation, pool party, wedding, baby shower, and holidays like New Year's, Halloween, and Christmas. Ideal as a backdrop or photo prop, they bring charm to events for men, women boys and girls
- Usage Tips: Due to the thermal expansion properties of foil, temperature changes may cause balloons to deflate. Simply use the included straw to reinflate if needed. For best results, keep balloons away from extreme heat, cold, and sharp objects. Please note, color may vary slightly due to lighting and screen settings
Rank No. #8
AULE 40 Inch Jumbo Gold Foil Mylar Number Balloons for Men Women 21st Birthday Party Decorations 21 Years Old Anniversary Party Supplies
- Jumbo Size: AULE offers 40 inch 0-9 jumbo gold number balloons. This package includes gold number 21 foil balloons and an inflatable straw for easy inflation and deflation.
- Exquisite Design: Once filled, the balloon self-seals—no tying needed. Simply pinch the air inlet to secure the built-in adhesive.
- Durable Material: Made of safe, non-toxic, and durable foil. Inflate to 90% capacity for full expansion (over-inflation may cause bursting). Floats perfectly when filled with helium.
- DIY Party Essentials: Our giant gold 0-9 mylar number balloons are perfect for birthday, anniversary, graduation, New Year celebration, and other special events.
- Customer Service: For any questions about the product, please contact us via Amazon's messaging system. We value your feedback and will use it to improve our products.
Rank No. #9
Silver 21 Number Balloons, 40 Inch Giant Number 21 Balloons Foil Mylar Helium Silver Number Balloons for 21th Birthday Party Supplies Anniversary Event Celebration Decorations
- 【Package Included】40 inch silver number 21 balloons (uninflated), 1 Pcs straw.
- 【High Quality Material】These silver number 21 balloons are made of thickened Grade A quality Foil material, which makes them more durable and prevents breakage. Self-sealing,just pull out the straw after the inflation is completed. These number 21 balloons with a stylish and classic appearance, bright colors and can be reused.
- 【Use】You can inflate it with air or helium before using it. Number balloons can stay inflated for a long time. Hanging these number balloons in the kitchen, living room, courtyard or party room and show the birthday boys or girls how much you love. Number balloons will be your perfect decorations. Let the number 21 balloons make your party a big hit and awesome.
- 【Ideal For】Number balloons perfect for girls boys kids & adults any birthday celebration, wedding anniversary, graduation, new years eve，special event or party celebration. Make great photo booth props. The numbe balloon is huge and makes a nice impact. Graffiti DIY on the balloon to customize it and add a fun environment for everyone.
- 【Customer Service】Simply fill the balloon with 80% to 90% of air to achieve the effect, please do not over-inflate.If you have any questions with the party balloons we will reply within 20 hours if not satisfied. We care about your shopping experienc,so we make sure you'll love and enjoy decorating your event with our number balloons decorations.
Rank No. #10
Silver 21 Number Balloons Big Giant Jumbo Large Number 21 Foil Mylar Balloons for Girl Women Men 21st Birthday Party Supplies 21 Anniversary Events Decorations-40 inch
- 21 balloons, Silver number 21 foil mylar balloon 40 inch number balloons, Large number 21 balloons is perfect for 21st birthday anniversary party decorations。
- Number 21 Mylar Balloon, Material: foil membrane Jumbo foil balloon 21 balloons，made of high-quality aluminum film.Please use the straw in the balloon set to inflate it slowly.
- 2 Pieces 40 Inch Silver number balloons:No.2 Silver number balloon + No.1 Silver number balloon .
- Please avoid filling more than 90% of air or helium.If it is over-inflated,it can easily cause the balloon to explode at high temperatures.You can reused the foil Mylar balloons.
- SERVICE: we do our best to provide customers with better products. If you have any questions, we promise to give you a satisfactory answer without any delay.
Last update on 2026-06-18 / Affiliate links / Images from Amazon Product Advertising API
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