Constructed from slow-recovery foam, the disposable earplug conforms to the shape of the ear canal for premium hearing protection.3M™ E-A-R™ Classic Earplugs are an economical, reliable choice in hearing protection and conservation. The slow recovery foam used to create these ear plugs, provides a flame resistant, moisture resistant and sound resistant barrier for the ear canal, along with a deeper fit in the ear canal making the 3M™ E-A-R™ Classic Earplug one of the most widely used foam earplugs today.
- Cylindrical shape creates a snug seal for noise reduction
- Noise Reduction Rating (NRR)*: 29 dB CSA Class AL
- Test compatible with 3M™ E-A-R fit Validation System
- One size fits most
- Sweat and moisture-resistant for use in humid environments
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