3M™ Classic™ Corded Earplugs 311-1101, in Poly Bag
The world's first foam earplugs and still the most widely used cylindrical earplug today.
|ITEM#|| : ||311-1101|
|MANUFACTURER|| : ||3M|
Slow-recovery foam helps ensure comfort and minimize pressure. Bright yellow color provides a quick visual compliance check. Dermatologically safe foam is non-irritating, nonflammable, and moisture-resistant. Standard size fits most people. NRR 29dB. ANSI S3.19-1974; CSA Class AL.