Safety equipment should be the first priority of every rider because it will help them to protect. If they don't wear the hearing protection then they will put themselves into a risk.
We need to use a jacket, helmet, gloves, hearing protection, helmet, and boots.
We need to use them because it will be the primary equipment to the safe riding. If they don't use any earplugs then they will be suffering the noise-induced hearing loss and there will be a chance to get the tinnitus problem.
Please check the following websites and get more information regarding the hearing protection.