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Mack's Ultra Soft Foam Ear Plug Features:
* European standard EN 352-2:2002 – by Notified Body no
Each AIRMAX™ device should only be used by one person to prevent transfer of diseases like the common cold
Soft cushion-ribbed headband for cool comfort all day long
Signal-to-Noise Ratio (SNR) of 23
ISOtunes Air Defender Bluetooth Ear Muffs (NRR 24) foam Mack's Ultra Soft Foam EarComfortable, Convenient, Classic. This ultra comfortable and easy to use Bluetooth earmuff is a simple solution for any loud environment . Over 20% lighter than other ISOtunes earmuffs, AIR DEFENDER gives you 40 hours of listening and talk time without any pain or discomfort. Ultra lightweight Memory foam ear cushions and headband ANSI certified 24 dB NRR OSHA compliant hearing protection SafeMax Technology limits volume to 85 dB Up to 40 hour battery