Do party supplies stores carry number balloons for milestone birthdays?

Roos Becker · 11 Jul 2026

Milestone birthdays deserve a celebration that truly stands out, and number balloons have become one of the most popular ways to mark those special years. Whether someone is turning 18, 40, 50, or beyond, a party supplies store is often the first place people turn to find these eye-catching decorations. This article answers the most common questions about number balloons so you can plan, purchase, and display them with confidence.

Do party supplies stores carry number balloons?

Yes, most party supplies stores carry number balloons, particularly foil number balloons in a range of sizes and colors. These balloons are among the most consistently stocked items in the party supplies category because demand for them is high year-round. Availability can vary by store size and location, but dedicated party shops and wholesale suppliers typically maintain a broad selection.

Brick-and-mortar party shops usually stock the most popular numbers and standard color options. For less common combinations, such as a rose gold number 7 or a jumbo-sized number 1, specialty wholesale suppliers often offer a wider and more reliable range. If you need a specific number in a specific finish, ordering through a wholesale or trade supplier gives you the best chance of finding exactly what you need without compromise.

What are number balloons used for at milestone birthdays?

Number balloons are used at milestone birthdays to visually communicate the age being celebrated, creating an immediate focal point for the event. They are most commonly used for landmark ages such as 18, 21, 30, 40, 50, 60, 70, and beyond, where the number itself carries emotional and symbolic weight. Their large size and reflective surface make them ideal for photos and venue decoration.

Beyond simply displaying an age, number balloons serve several decorative functions at milestone parties:

Creating a photo backdrop or balloon arch feature wall
Floating above centerpieces on tables to anchor the theme
Spelling out double-digit ages with two balloons side by side
Combining with complementary foil shapes, stars, or letters for a fuller display

The emotional resonance of a milestone birthday makes number balloons more than just decoration. They serve as a statement piece that guests immediately notice and photograph, giving the celebration a polished and festive atmosphere.

What sizes and types of number balloons are available?

Number balloons are available in two main types: foil and latex. Foil number balloons are the most widely used for milestone birthdays, typically ranging from around 40 cm to over 100 cm in height. Latex number balloons exist but are less common and generally smaller. The choice of type and size depends on the display setting and the visual impact you want to achieve.

Foil number balloons

Foil number balloons are made from metallic mylar, which gives them their signature shiny finish. They hold helium significantly longer than latex balloons, often staying inflated for several days. They are available in a wide range of finishes, including gold, silver, rose gold, holographic, and matte pastel. Most standard foil number balloons measure between 80 cm and 100 cm tall, making them highly visible across a room.

Latex number balloons

Latex number balloons are less common but can be found in specialty ranges. They are typically smaller and used more as part of a broader balloon arrangement rather than as standalone statement pieces. Latex balloons are biodegradable, which makes them a more environmentally conscious option for decorators mindful of sustainability.

How do you inflate and display number balloons?

Foil number balloons should be inflated with helium for floating displays or with air, using a hand pump or electric inflator, for ground-based arrangements. Most foil number balloons have a self-sealing valve, which makes inflation straightforward. Avoid overinflating, as this can cause the seams to split. Once inflated, they can be tied to weights, attached to stands, or anchored with ribbon.

Helium inflation

When using helium, attach the balloon directly to the nozzle of a helium canister and inflate slowly until the balloon is firm but not stretched. Tie the neck securely and attach a ribbon with a balloon weight to prevent it from floating away. Helium-filled foil number balloons typically float for two to five days, depending on room temperature and humidity.

Air inflation and standing displays

For air-filled displays, use a hand pump or electric pump and insert the nozzle into the balloon’s valve. Air-filled number balloons do not float but can be placed on balloon stands or leaned against surfaces. This method is popular for outdoor events where helium balloons may be affected by wind, and it is also more cost-effective for large displays.

Where can party shops buy number balloons in bulk?

Party shops can buy number balloons in bulk through specialist party supplies wholesalers and B2B trade suppliers. Purchasing in bulk significantly reduces the per-unit cost and ensures consistent stock availability, particularly for high-demand numbers and colors. Trade accounts with wholesale distributors typically offer better pricing, a wider product range, and more reliable delivery schedules than retail purchasing.

When sourcing number balloons in bulk, party retailers should look for suppliers that offer:

A broad range of numbers, including double-digit combinations
Multiple color and finish options to suit different event themes
Consistent quality standards, including compliance with relevant safety regulations
Clear minimum order quantities and flexible ordering options
Environmentally responsible products, such as biodegradable latex options

Building a relationship with a dedicated wholesale partner also gives party shops access to seasonal ranges and new product introductions ahead of peak demand periods, such as New Year celebrations and summer birthday seasons.

How Globos Europe helps with number balloons for milestone birthdays

We at Globos Europe are a specialist B2B party supplies wholesaler with over 25 years of experience in the European party market. We supply party shops, decorators, and event professionals with a wide range of foil and latex balloons, including number balloons for every milestone occasion. Here is what working with us offers:

A broad assortment of number balloons in multiple sizes, colors, and finishes
Products available under our own We Fiesta brand, with high-quality packaging and consistent standards
Biodegradable latex balloons that comply with the Toy Safety Directive 2009/48/EC
FSC-certified and composteerbare product options for sustainability-conscious retailers
Competitive wholesale pricing with trade account access
Private label options for businesses looking to build their own brand

Whether you are stocking your party supplies store for the first time or looking to expand your balloon range ahead of a busy season, we are here to support you. Visit Globos Europe to explore our full wholesale assortment and get in touch with our team to open a trade account or discuss your needs.

Frequently Asked Questions

How far in advance should I order number balloons for a milestone birthday party?

It's best to order number balloons at least one to two weeks before the event, especially if you need specific colors, finishes, or less common numbers. This buffer allows time for delivery, any replacements if items arrive damaged, and inflation preparation closer to the party date. If you're ordering through a wholesale supplier for a large event or retail restock, placing orders three to four weeks ahead during peak seasons — such as summer or the New Year period — is strongly recommended.

How long do helium-filled foil number balloons stay inflated?

Helium-filled foil number balloons typically stay fully inflated for two to five days under normal indoor conditions. Factors such as high humidity, cold temperatures, and direct sunlight can shorten float time, while stable, room-temperature environments help balloons last longer. If you need them looking their best for a specific event, inflating them the morning of or the evening before the party is the ideal approach.

Can number balloons be reused after the party?

Yes, foil number balloons can often be deflated and reused if handled carefully. To deflate, gently insert a thin straw or deflation tool into the self-sealing valve to release the air or helium, then fold and store the balloon flat in a cool, dry place. Keep in mind that reused balloons may show minor creasing and may not re-inflate to their original firmness, so they are best suited for informal reuse rather than professional display settings.

What's the best way to combine number balloons with other decorations for a cohesive look?

The most effective approach is to build your decoration scheme around a consistent color palette and finish — for example, pairing rose gold number balloons with matching foil stars, letter balloons, and pastel latex clusters for a unified aesthetic. Number balloons work especially well as a centrepiece or backdrop anchor, with complementary decorations layered around them rather than competing with them. Balloon arches, garlands, and weighted table arrangements in coordinating colors help frame the number balloons and elevate the overall display.

Are there safety considerations to keep in mind when using number balloons at parties?

Yes, particularly when children are present. Deflated or burst foil and latex balloon pieces pose a choking hazard, so keep uninflated balloons and any fragments out of reach of young children. When purchasing latex balloons, look for products that comply with the Toy Safety Directive 2009/48/EC, which sets safety standards for balloons sold in Europe. Additionally, never inhale helium directly from a balloon, and ensure helium canisters are handled in well-ventilated areas by a responsible adult.

What if I can't find the specific number or color I need at my local party shop?

If your local party shop doesn't carry the exact number or finish you're looking for — such as a holographic number 7 or a matte black number 5 — your best option is to order directly through a specialist wholesale or trade supplier, which typically maintains a far broader and more consistent range. Many wholesale suppliers also offer online ordering with delivery, making it easy to access less common combinations without relying on local stock. Planning ahead and ordering early gives you the flexibility to explore more options and avoid last-minute compromises.

How many number balloons do I need for a double-digit milestone age?

For a double-digit age such as 30, 50, or 70, you will need one balloon per digit — so two balloons in total to display the full number. However, for a fuller and more visually impactful display, many decorators recommend purchasing two sets of the double-digit pair so they can be arranged in multiple locations around the venue, such as one near the entrance and one as a photo backdrop. If you're creating a balloon arch or feature wall, additional single-digit balloons or complementary foil shapes can be incorporated to build out the arrangement.