2001-2005 Yamaha WaveRunner GP800R Factory Service Manual, Page 261Get this manual
E Helmets meeting Snell or DOT standards are required for IJSBA-sanctioned racesYou must decide whether to wear helmet while you ride for recreationYou should know that helmet could help protect you in certain kinds of accidents and that it could also injure you in othersA helmet is designed to provide some head protectionAlthough helmets cannot protect against all foreseeable impacts, helmet might reduce your injuries in collision with boat or other obstacleA helmet may have potential safety hazards, as wellFalling into the water could risk the chance of the helmet catching water, commonly known as "bucketing," and the resulting strain on your neck could cause choking, severe and permanent neck injuries, or deathA helmet could also increase the risk of an accident if it reduces your vision or hearing, or if it distracts you or increases your fatigueHow should you decide if helmet's potential safety benefits outweigh its potential risks for you? Consider your particular riding conditionsConsider factors such as your riding environment, your riding style and your riding abilityAlso consider the likelihood of traffic congestion, and the water surface conditionsIf you decide to wear helmet based upon your riding circumstances, choose one carefullyLook for helmet designed for personal watercraft use, if possibleConsider helmet meeting Snell or DOT standardsIf you will be engaging in closedcourse competition, follow the helmet requirements of the sanctioning organization