Full helmet

It provides adequate protection, with low wind noise, good comprehensive protection for face and eyes, relatively expensive, weak to external senses, relatively heavy, and easy to cause neck fatigue.

Dual-use helmet

The helmet that combines the advantages of full helmet and off-road helmet can be used on the road and off-road. It has a wide field of vision, and can also use goggles. The lower jaw is longer, and it has a sun visor. Originating from the design of off-road helmet, the wind noise is greater, and the sun visor has greater wind resistance.

Open helmet

It is also called four or three helmets. As the name suggests, helmets protect three quarters of the head. Helmets with moderate protection and freedom have advantages: they allow you to feel the outside world better. Disadvantages: wrestling face protection is weak.

Cross-country helmet

The eye opening allows you to wear goggles to prevent dust from entering the eyes. The dust protection of full helmets is insufficient. The chin is longer to protect the mouth and chin. The sun visor can block the sun when you leap. The sun visor has greater wind resistance at high speed.

Uncover Helmet

The lower jaw can be raised, which can be used as a full helmet or a four or three helmet. It is suitable for police and commuters, and is convenient for talking and eating.

Half helmet

Cool, light, cheap, less protection area, some local regulations do not allow (the United States), low protection, there are many low-quality helmets on the market, the protection is quite poor.