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.