247-H10B Features: -Twin cup design minimizes resonance, thus achieving maximum low and high frequency attenuation. -Pivoting earcups for max have compatibility. -Padded steel headband with four point suspension for added comfort. -Checking out and approvals: CSA Class AL. Product Type: -Ear Muffs. Type I: -Ear Muffs. Headband: -Yes. Noise Reduction Rating NNR: -27 db/29 db/30 db. Color: -Black. Color: -Red. Quantity: -Single. Dimensions: Overall Product Weight: -0.8 Pounds.
Noise Reduction Rating of 28 dB
Twin-cup neckband
Patented twin-cup design
At the back of-the-neck design lets in for simple use with hard hats
Beneficial for extraordinarily high noise level environments

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Earmuffs, Eyewear & Hearing Protection, Hunting
3M Peltor Optime 105 Behind-the-Head Earmuff
Noise Reduction Rating of 28 dB
Twin-cup neckband
Patented twin-cup design
Amazon.com Price: $27.99 (as of 10/12/2021 08:00 PST- Details) & FREE Shipping.
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