What Are The Balloon Sizes? (Complete Guide With Charts)

Whether it is a birthday party or a grand opening, balloons are an integral part of any celebration. Their shapes, colors, and sizes vary, and they are used for a variety of purposes. In order to ensure that your event is a success, it is crucial that you choose the appropriate balloon size.

With this article, you’ll understand balloon sizes and be able to pick the right one for your event.

Standard Balloon Sizes

Balloons are used in a wide range of events. These balloons are made of latex or foil and come in a range of sizes, shapes, and colors. Here are some of the standard balloon sizes:

  • 5-inch: This is the smallest standard balloon size and is commonly used as a decoration for centerpieces or table displays.
  • 9-inch: This is the most common size for balloons and is often used for balloon bouquets, party decorations, and helium-filled balloons.
  • 11-inch: This balloon size is often used for helium-filled balloons and balloon bouquets and as decoration for parties and events.
  • 16-inch: These balloons are larger and are often used for balloon sculptures, photo backdrops, and as decoration for large events.

The traditional balloon can be used as a party decoration, centerpiece, balloon bouquet, or helium-filled balloon. They can be used for a variety of events, including birthday parties, weddings, baby showers, and corporate events.

Latex Balloons

When it comes to balloon materials, latex is a well-known option that is easily recognizable by its distinctive stretchy texture and signature rubbery taste. For many, the mention of latex balloons brings back memories of childhood birthday parties and festive decorations. 

They are a popular decoration for celebrations but they don’t last long. They slowly deflate because air and helium can escape through the material. This is normal for latex balloons and is part of what makes them special. People still love using them to add a fun touch to events.

Latex balloons bring fun to parties but they don’t last long. They can lose their brightness and weaken in sunlight. However, they are still popular for short-term decorations because they are classic and affordable.

Foil Balloon Size Chart

Mylar or foil balloons are a type of celebration decoration often used for birthdays or anniversaries. If you’ve ever spotted someone celebrating with balloons in the shape of numbers or letters, then you’re likely familiar with mylar or foil balloons. They are made from a blend of materials and have a shiny, sophisticated appearance. They are great for adding an extra special touch to an event and are sure to catch people’s attention.

Mylar balloons, also known as foil balloons, have a unique construction that sets them apart from traditional latex balloons. At the core of each mylar balloon lies a nylon base made of mylar. This material serves as the inner bladder of the balloon, capable of retaining its shape even after being inflated with helium. This makes mylar the ideal material for manufacturing balloons in various shapes, such as letters, numbers, and even animals.

Related: What Is The Standard Stage Size?

Vinyl Balloons

Have you stumbled upon those towering, floating balloons in front of car dealerships or newly established businesses? If so, then you’ve laid your eyes on vinyl balloons. These balloons come in two distinct variations – individual vinyl and latex coated with vinyl.

Standalone vinyl balloons feature a fiberglass stem, which provides support and stability. Simply inflate the balloon, and the stem will keep it upright, allowing it to maintain its shape and float with ease. These balloons are fabricated with sturdy vinyl walls, which provide excellent air retention, making them suitable for outdoor use, even in scorching summer weather.

A latex balloon coated with vinyl provides an eye-catching, glossy appearance. The vinyl layer seals the latex, preventing air from leaking out. This combination makes for a durable, long-lasting balloon that can be customized in size based on the underlying latex balloon used. Whether small or large, these vinyl-coated latex balloons are perfect for outdoor displays and events.

The cost of vinyl balloons can vary depending on the size you opt for, but for special events like a business opening, the investment may be worth it. The durable vinyl coating can keep the balloon floating for an extended period of time, potentially leading to cost savings in the long run.

Balloon Size Conversion Chart

if you’re working with balloons, you need to know how to convert balloon sizes from one measurement system to another if you’re working with balloons. The balloon size conversion chart is a great way to convert inches to centimeters. Here’s an explanation of the conversion chart and how to use it:

The conversion chart typically includes the balloon sizes in both inches and centimeters and the corresponding diameter of each size. To use the chart, find the balloon size you’re working with, and then locate the corresponding measurement in the other system.

For example, if you have a 25 cm balloon, you can use the chart to find the diameter of the balloon in inches, which is approximately 10 inches.

Here are some examples of converting balloon sizes using the conversion chart:

Balloon SizeDiameter (inches)Diameter (centimeters)
5-inch5 inches13 cm
9-inch9 inches23 cm
11-inch11 inches28 cm
12-inch12 inches30 cm
16-inch16 inches41 cm
20-inch20 inches51 cm
24-inch24 inches61 cm

Find the balloon size you’re working on in the chart and then find the corresponding diameter in the other measurement system. For example, if you have a 12-inch balloon, you can use the chart to find the diameter of the balloon in centimeters, which is approximately 30 cm. Similarly, if you have a 20 cm balloon, you can use the chart to find the diameter of the balloon in inches, which is approximately 8 inches.


How are balloon sizes measured?

Balloon sizes are typically measured by their diameter, which is the distance across the widest part of the balloon when it’s inflated. This measurement is usually expressed in inches or centimeters.

How big is a 40cm balloon?

A 40cm balloon has a diameter of approximately 16 inches. This size is commonly used for party decorations, balloon bouquets, and other festive occasions.

What is the size of a small balloon?

The size of a small balloon can vary depending on the manufacturer, but generally, a small balloon would have a diameter of around 5 inches (13 cm). Small balloons are often used as part of balloon sculptures, balloon animals, or as part of table centerpieces.

How many types of balloons are there?

There are many different types of balloons available, each with its own unique characteristics and uses. Some of the most common types of balloons include standard latex balloons, mylar balloons (also known as foil balloons), helium balloons, water balloons, punching balloons, and modeling balloons. Balloons may also be categorized by size, shape, color, and texture.

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