3M 20000, E-A-R Caboflex Model 600 Hearing Protector 320-2001, 100 Pair/Case, 7000002297

Soft, conical tips swivel for easier fitting and greater comfort.

? Silicone tips contain a foam core for an effective seal and good noise reduction.
? Flexible band can be worn under the chin for use with hard hats.
? Ideal for intermittent hearing protection needs.
? Replacement tips available.
? Noise Reduction Rating (NRR)* 20 dB when the band is worn under the chin. 17 dB when the band is worn behind the head. CSA Class BL

*The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided.

3M is Leading the Advancement of Hearing Conservation.