This simple idea makes Mack's some of the only foam ear plugs you can use at a concert or club and not suffer that blocked-up-ear feeling

or are too difficult to insert

- Range: Up to 10 meters/30 feet

The swelling is due to inflamed blood vessels

Frequency Hz 63 125 250 500 1000 2000 4000 8000 Mean Attenuation dB 27

3M™ Peltor™ HY82 Hygiene Kit for Alert XPI Headset Military Green This simple idea makes Mack'sReplacement cup cushions to ensure a proper tight seal for optimum protection, as well as new foam inserts. Each Hygiene kit contains 2 x foam inserts and 2 x cup cushions which can be replaced in a few easy steps For use with the 3M Peltor Alert XPI Headset, 3M PELTOR DAB+ & FM Radio Headset, and many more.