California law requires all youth, younger than eighteen years of age, who ride bicycles, non-motorized scooters, skateboards, or in-line or roller skates to wear a properly fitted and fastened helmet that meets the standards of either the American Society for Testing and Materials (ASTM) or the U. S. Consumer Product Safety Commission (CPSC). Every time you ride, always follow the bicycle safety rules below.

Protect your head. Always wear a helmet! Ride on the right side of the street with the flow of traffic. Always ride in a straight line. Wear bright-colored clothes that make you more visible. Stop and look each way before crossing the street from the sidewalk. If you ride your bike at night, be sure your headlight and reflectors are clean and can be seen! Ride on the sidewalk if you are under 9 years old. Stay alert! Watch for potholes, dogs, water, rocks and people. Know the rules of the road! Obey all traffic regulations! It's against the law to wear headphones or ear plugs in both ears. Use proper hand signals. Select a safe route to your destination and use it. One person per seat. Walk your bicycle across busy intersections. Watch out for pedestrians Stop at all stop signs, yellow and red lights, and flashing railroad signals. Avoid busy streets and intersections. Look both ways before crossing alleyways and driveways. Always be aware of the traffic around you. Do not swerve in and out of parked or moving cars. Stop at the end of driveways and look both ways before entering the sidewalk or street