Air Soft Earplugs, SD583, 100 Pack VariesBy:Default Plug and Play this sturdy

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Made with high quality MDF material

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Air Soft Earplugs, SD583, 100 Pack VariesBy:Default Plug and Play this sturdy. Advanced air pocket design features internal noise blocking fins. Four flange profile creates better seal in the ear canal. Less pressure in the ear canal eliminates that "plugged up" feeling. Rounded flanges, tapered shape fits better in the ear canal. Firm stem facilitates easy insertion and removal. Outstanding noise blocking protection highest attenuation in multiple use. Attenuation tested in accordance with ANSI S3. 19 1974. Rating: NRR 27 dB,