3M E-A-R Classic One Touch Refill 391-1001 Class 4 Ear Plug – 500 Pairs

Protect your team’s hearing with the world’s first and most trusted foam earplugs. Engineered for industrial environments, these Class 4 earplugs deliver superior noise reduction while ensuring all-day comfort during welding, cutting, and heavy machinery operations.

Core Specifications

Key Performance Benefits

3M’s proprietary slow-recovery foam conforms to individual ear canals, creating a personalized acoustic seal that blocks harmful noise without discomfort. The textured surface ensures secure placement even during extended use with constant jaw movement¡ªideal for welders and assembly line workers.

Industrial Applications

Perfect for welding bays, metal fabrication shops, construction sites, and manufacturing facilities where continuous noise exposure exceeds 85dB. Compatible with 3M’s E-A-Rfit system for quantitative noise reduction verification¡ªessential for OSHA compliance.

Why Choose 3M Classic Earplugs?

Unlike generic foam plugs, 3M’s hydrophobic construction repels sweat and moisture, maintaining performance in humid welding environments. The One Touch dispenser compatibility ensures hygienic, one-handed access, reducing downtime between tasks.

FAQ

Q: How often should earplugs be replaced?
A: For optimal protection, replace after each use or when foam shows signs of damage.

Q: Can these be used with earmuffs?
A: Yes, they can be worn under earmuffs for additional protection in extreme noise environments.

Q: Are these suitable for small ear canals?
A: The low-pressure foam design accommodates most ear canal sizes while maintaining comfort.

Ensure regulatory compliance and protect your workforce. Contact us today for bulk pricing and dispenser compatibility information.