3M EAR™ Classic Uncorded Ear Plugs (SLC80 23dB, Class 4) upsell_copy-of-macks-slim-fit-smaller-soft-foam-ear-plugs-nrr-29-50-pairs so they stay flexible and

so they stay flexible and comfortable while you wear them

and satisfying

SLC80 15 dB

alarms/warning signals

3M EAR™ Classic Uncorded Ear Plugs (SLC80 23dB, Class 4) upsell_copy-of-macks-slim-fit-smaller-soft-foam-ear-plugs-nrr-29-50-pairs so they stay flexible andStill one of the most widely used foam earplugs today after being introduced 40 years ago, the 3M E A R Classic earplug is an economical, reliable choice in hearing protection. Slow recovery, low pressure foam conforms to the shape of the ear canal to help create a comfortable, snug noise barrier. The ORIGINAL safety ear plug: tried, tested and refined Soft energy absorbing foam Flame resistant and moisture resistant Non irritating NRR: 29 dB Test