Measurements taken by the Occupational Health and Safety Authorities show that at a speed of only 80 km/h the sound level under the helmet is over 90 decibels. Safe levels are 85 decibels and under.
Measurements taken by the Occupational Health and Safety Authorities show that at a speed of only 80 km/h the sound level under the helmet is over 90 decibels. Safe levels are 85 decibels and under.