3M Classic Earplugs
Classic foam earplugs set the standard in hearing protection as the world’s first foam earplugs. Constructed from slow-recovery foam, the disposable earplug
Features:
Still one of the most widely used foam earplugs today, the Classic earplug is an economical, reliable choice in hearing protection and conservation.
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.
Characteristics:
Color: Yellow
Corded: no
Dielectric: Yes
Hearing Protection Style: Roll Down Foam
Material: PVC
Noise Reduction Rating: 29 Decibel
Shape:Cylinder
Size: Regular
ANSI S3.19-1974; CSA Class AL
Manufactured by: 3M
