As a responsible motorcyclist, choosing the right helmet size is of utmost importance. A well-fitting helmet can protect your head in the event of an accident and save your life. However, choosing the right helmet size can be challenging, especially if you are buying a helmet for the first time or for a child. In this article, we will provide a comprehensive guide to motorcycle helmet size charts by age. We will cover everything you need to know about helmet sizing, from how to measure your head to choose the right helmet for your age group.
Why is it important to choose the right helmet size?
Choosing the right helmet size is crucial for your safety. A helmet that is too loose or too tight can be uncomfortable, and it may not provide the level of protection you need in case of an accident. A well-fitting helmet will ensure that it stays in place during an impact, reducing the risk of head injuries.
How to measure your head for a motorcycle helmet?
Before buying a motorcycle helmet, you need to measure your head to determine the right size. To do this, you will need a soft tape measure. Start by wrapping the tape measure around your head, just above your eyebrows and ears. Make sure that the tape measure is snug but not too tight. Note down the measurement and consult the helmet size chart to determine the right size for you.
Motorcycle helmet size chart by age
The following motorcycle helmet size chart by age provides a general guideline for choosing the right helmet size based on your age group.
Toddler helmet size chart
Age | Head circumference |
---|---|
1-2 years | 18.5-19.5 inches |
2-4 years | 19.5-20.5 inches |
Child helmet size chart
Age | Head circumference |
---|---|
5-8 years | 20.5-21.5 inches |
9-12 years | 21.5-22.5 inches |
Teen helmet size chart
Age | Head circumference |
---|---|
13-15 years | 22.5-23.5 inches |
16+ years | 23.5-24.5 inches |
Adult helmet size chart
Size | Head circumference |
---|---|
XS | 20.9-21.3 inches |
S | 21.7-22.0 inches |
M | 22.4-22.8 inches |
L | 23.2-23.6 inches |
XL | 24.0-24.4 inches |
XXL | 24.8-25.2 inches |
How to choose the right helmet for your age group?
Choosing the right helmet for your age group is essential. Different age groups have different needs when it comes to helmet sizing and features. Here are some things to consider when choosing a helmet for your age group.

Toddlers and young children
When buying a helmet for a toddler or a young child, look for a helmet with a lightweight and durable design. It should have a simple design with no protruding elements that could cause injury. The helmet should fit snugly but not be too tight, and it should cover the entire head, including the back and sides.
Older children and teenagers
Older children and teenagers should look for a helmet with a comfortable and secure fit. The helmet should have a chin strap that is easy to adjust and should fit snugly without being too tight or too loose. The helmet should also have good ventilation to keep the rider cool and comfortable.
Adults
When buying a helmet for an adult, look for a helmet that fits snugly but is not too tight. The helmet should cover the entire head and should have a chin strap that is easy to adjust. The helmet should also have good ventilation to keep the rider cool and comfortable, especially during long rides.
Other factors to consider when buying a motorcycle helmet
Apart from age and head size, there are other factors that you should consider when buying a motorcycle helmet. Here are some things to keep in mind.
Safety ratings
Make sure that the helmet you buy has been tested and certified by a recognized safety organization such as the Department of Transportation (DOT) or the Snell Memorial Foundation.
Helmet type
There are several types of motorcycle helmets available, including full-face helmets, modular helmets, open-face helmets, and half helmets. Choose a helmet type that best suits your needs and riding style.
Helmet features
Some helmets come with additional features such as anti-fog visors, Bluetooth connectivity, and noise-reduction technology. Consider these features when choosing a helmet, but keep in mind that they may come at an additional cost.
FAQs:
How often should I replace my motorcycle helmet?
Ans: You should replace your motorcycle helmet every five years, or sooner if it has been involved in an accident or shows signs of wear and tear.
Can I wear a helmet that is too big or too small?
Ans: No, you should always wear a helmet that fits properly. A helmet that is too big or too small may not provide adequate protection in case of an accident.
Can I use a child’s helmet for an adult?
Ans: No, you should never use a child’s helmet for an adult. Child helmets are designed to fit smaller heads and may not provide adequate protection for an adult.
Should I buy a helmet online or in a store?
Ans: It is always better to buy a helmet in a store where you can try on different sizes and models to find the best fit. However, if you buy a helmet online, make sure to check the seller’s return policy in case the helmet doesn’t fit properly.
How do I know if a helmet is DOT or Snell certified?
Ans: Look for a sticker on the back of the helmet that indicates that it meets DOT or Snell safety standards. You can also check the manufacturer’s website for certification information.
Conclusion
Choosing the right helmet size is crucial for your safety when riding a motorcycle. We hope that this comprehensive guide to motorcycle helmet size chart by age has helped you understand how to measure your head and choose the right helmet for your age group. Remember to consider safety ratings, helmet type, and features when buying a helmet, and always wear a helmet when riding a motorcycle.