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Hover to ZoomFlents® Protechs Seal-Rite Silicone Ear Plugs - 3 Pair + Case
Product Information
- Noise Reduction Rating: 21 NRR
Conforms to your ear to seal the ear canal entrance.
Seal-Rite® Silicone Ear Plugs help to seal out water when worn properly. Great for swimming.
Information Required By EPA: The level of noise entering a person's ear, when a hearing protector is worn as directed, is closely approximated by the difference between the A-weighted environmental noise level and the NRR.
Example:(1) The environmental noise level as measured at the ear is 92 dBA. (2) The NRR is 21 decibels (dB]. [3] The level of noise entering the ear is approximately equal to [92 dB(A) - 21] 71 dB(A).
Noise Reduction Rating: 21 Decibels (when used as directed)
The range of noise reduction ratings for existing hearing protectors is approximately 0 to 30 (higher numbers denote greater effectiveness).
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