An approved helmet:

Any approved helmet will allow a rider to see as far to the sides as is necessary for safe riding. Approved helmets will have labels and markings providing the manufacturer's name, relevant information and instructions, and information about the standards the helmet meets.

• Allows the wearer to see as far to the sides as necessary.
• Restricts the field of vision.
• Is usually uncomfortable.
• Does not have any markings or tags.