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3M™ E-A-R Classic Earplug 100PR/BX

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 The world's first foam earplugs and still the most widely used cylindrical earplug today.

• 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.