PRODUCT DETAILS
Brand: 3M
Model Number: 391-1004
Size: Large, Regular
Color: Neon Yellow
Number of pieces: 500 Pairs
Earplug Material: Foam, Polyurethane
Attenuation Rating: 32 Decibel, 33 Decibel
Country of Origin: Made in USA
FEATURES
- Tapered shape and smooth soft texture for fit and comfort
- Slow-recovery foam designed for easier insertion
- Compatible with the 3M™ E-A-Rfit™ Validation System
- Available with and without cords
- Available in two sizes-regular and large
- Features a Noise Reduction Rating (NRR)* of 33 dB for regular and large size in combination; 32 dB for regular size alone
- CSA Class AL
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