• Poly bag keeps each pair of earplugs available or accessible for re-use.
• Proprietary, premolded, triple-flange earplug design inserts easily.
• Soft polymer is washable and reusable
• Noise Reduction Rating (NRR)*: 25 dB. CSA Class AL
• Test compatible with 3M�� E-A-Rfit�� Validation System

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