Many situations in the world of labor involve exposure to high volumes. In the wake of new research showing the severity of the issue, new regulations have passed to protect workers’ hearing from permanent damage. Their line of earmuffs boasts a smorgasbord of features tailormade for different shaped ears and heads, some of them mounted to specialized hard hats. Earplugs come in the standard varieties of roll-down bullets, disposable foam, and TPE inserts.