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Noise reduction ear plugs are actually certainly not the like noise cancellation Earplugs. The Straight sound Harsh Seclusion Earplugs are actually much better categorized as noise reduction Earplugs because they do certainly not make use of electronics to definitely call off ambient noise. Instead, the Direct Sound Earplugs literally shut out sound through showing the sound off of your ears while confining your ears in copyrighted audio segregating ear cups.