Noise reduction earplugs are actually certainly not the like noise cancellation Earplugs. The Direct sound Severe Isolation Earplugs are much better categorized as noise reduction Earplugs considering that they perform certainly not utilize electronic devices to definitely cancel background noise. As an alternative, the Direct Sound Earplugs literally obstruct sound through demonstrating the sound off of your ears while confining your ears in copyrighted sound isolating ear cups.