Super Leight Ear Plugs, 10 ea
Noise reduction rating. Ideal for sleeping, landscaping, home improvement, travel, shooting. Patented design for comfort. The level of noise entering a person's ear, when hearing protector is worn as directed, is closely approximated by the difference between the A-weighted environmental noise and the NRR. Example: 1. The environmental noise level as measured at the ear is 92 dBA. 2. The NRR is 33 decibels (dB). 3. The level of noise entering the ear is approximately equal to 59 dBA. Noise Reduction Rating - 33 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). Made in USA.
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