Choosing a proper motorcycle helmet is crucial for safety while riding! Here are some factors to consider when selecting a helmet:

Safety Standards: Look for a helmet that meets the safety standards set by your region. In the United States, the helmet should meet the Department of Transportation (DOT) safety standards. The Taiwan standard is called CNS 2396 and specifies the safety requirements for motorcycle helmets.

Fit: A helmet should fit snugly but not be too tight. You should not be able to move the helmet around on your head. Ensure that the helmet fits securely without any pressure points.
Comfort: A comfortable helmet is essential for a long ride. Choose a helmet that has adequate padding and ventilation for comfort. Make sure that the helmet does not cause any discomfort or irritation around the neck, forehead, or ears.
Style: Helmets come in various styles, such as full-face, open-face, and half-helmets. Choose a style that suits your needs and riding style. Full-face helmets offer the best protection, while open-face and half-helmets provide less protection but are more comfortable for shorter rides.
Material: Helmets can be made from various materials, including fiberglass, polycarbonate, and carbon fiber. Choose a helmet that is made from high-quality materials for maximum protection.
Price: The cost of a helmet should not be the primary factor in your decision. Look for a helmet that provides the necessary safety features, fit, and comfort regardless of its price.
Brand: Choose a reputable brand that is known for producing high-quality helmets. Research and read reviews of different brands to find the best one for you.
Remember, your motorcycle helmet is your most critical piece of safety equipment. Take your time and choose the best one for your needs and riding style.