How to choose a bicycle helmet in the bicycle helmet size, what should I do if I buy it?

1. How to choose the size of the Bicycle helmet

When choosing a Bicycle helmet size, the main basis is the size of the personal head circumference to ensure the comfort and safety of the helmet.

1. Measure the head circumference

soft ruler or tape measures are usually used for measurement.Starting from the forehead of the head, bypassed the above ears, and then returned to the forehead hairline to ensure that the ruler is placed horizontally and close to the scalp.The perimeter measured in this way is the size of the head circumference.

2. Select the helmet size according to the head circumference

Small size (S): Suitable for people with a head circumference size of 52-56cm.

Mid-size (M): Suitable for people with a head circumference size of 56-59cm.

Large size (L): Suitable for people with a head circumference size of 59-62cm.

Please note that these sizes are for reference only, and helmets of different brands and models may have their own size standards.Some brands may provide more detailed size division, such as XS, XXL, etc. to meet the needs of different head circumference.

3. Try to wear and adjust

When buying a Bicycle helmet, it is best to try several helmets of different brands and models to find the size and style that suits you best.

Bicycle helmets are usually equipped with adjustable bands and buckles, which can be tightly adjusted according to individual needs.When trying to wear, it should be ensured that the helmet is closely fitted with the head, but it is tight to cause discomfort.

After wearing a Bicycle helmet, you should check whether it causes oppression or discomfort to the head.At the same time, ensure that the ventilation holes of the helmet are reasonable, so as to keep the head dry during cycling.

4. precautions

The size of the Bicycle helmet should be avoided or too small.Excessive may not provide sufficient protection, and too small may cause discomfort and even affect security.

2. What should I do if I buy a Bicycle helmet?

If you buy a Bicycle helmet, you can take the following methods to improve the comfort and safety of wearing:

1. Adjust the internal pad

Many helmets are equipped with adjustable pads or foam pads.You can try to adjust the position or thickness of these pads to better fit your head.Some helmets can even be replaced. You can buy thicker or more suitable pads to fill excess space.

2. Use additional filling

If there is no adjustable pad inside the helmet, or it still feels too much after adjusting the pad, you can consider using additional filling to fill the space.For example, a small piece of sponge or foam that is similar to the internal material inside the helmet can be cut, and it placed on the forehead or rear head position inside the helmet to reduce the gap.

3. Adjust the headband and buckle ring

Make sure that the headband and buckle of the Bicycle helmet are adjusted to the most tight but tight state.By adjusting these parts, you can make the helmet more closely fit your head to reduce shaking and discomfort.

4. Consider returning or replacement

If the above methods cannot solve the problem, or if you feel that the size of the helmet seriously affects the comfort and safety of wearing, the best choice may be returns or exchanges.Contact sellers or manufacturers to learn about their return and replacement policies, and operate in accordance with the requirements.