Description
- Hearing protection for Sleeping Loud Noise Concerts Construction Heavy Machinery Music and other loud environments. Also great for creating silence|Easy to Take Anywhere|Smooth Comfortable Extra soft and extra light foam that tapers to your ear canal for a custom fit|33 DECIBEL NRR (Noise Reduction Rate)|Made in the USA| For more information please reference product instructions and safety data.
Smooth, tapered foam for a soft, comfortable fit. NRR 33. Not made with natural rubber latex. Noise Reduction Rating: 33 decibels (when used as directed). The range of noise reduction rating for existing hearing projectors is approximately 0 to 30 (higher numbers denote greater effectiveness). Federal law prohibits removal of the label prior to purchase. Label required by US PEA regulation 40 CFR part 211 subpart B. 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 33 decibels (dB). (3) The level of noise entering the ear is approximately equal to [92 dB(A) -33] 59 dB(A). Apothecaryproducts.com. Ear plugs made in the USA by Moldex-Metric, Inc. Case made in china.