Howard Leight MAXIMUM LITE Corded Disposable Ear Plugs 30dB Noise Reduction Rating NRR Green Plug Color 1 pair
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Browning Hearing Protection for Shooting by Decibullz Custom-Molded Earbuds, 31-Decibel Noise Reduction Rating (NRR), Includes Lanyard and Travel Case : Amazon.co.uk: Sports & Outdoors