3M™ Optime 98 Earmuffs, Yellow, 25dB (247-H9A)
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- Protects up to 25 dB
- Color: Yellow
- Broad foam cushions provide low surface pressure and dual low-pressure bands improve comfort
- Lightweight headband
- Personal hearing protector
- Class: A
- Frequency: 8000 Hz
- Mean: 40.6
- Standard: ANSI 53.19-1974
- Standard deviation: 2.5