SUREFIRE Sonic Defender EP4 size:M padded shoulders for added comfort

padded shoulders for added comfort

Premium type HAIII hard-anodized anti-abrasive finish

and spill resistance

A simple and slim badge wallet with a bifold for cash and limited card space

Removable custom fit EVA insole

SUREFIRE Sonic Defender EP4 size:M padded shoulders for added comfortEP4 Sonic Defenders Plus protect your hearing without interfering with your ability to hear routine sounds or conversations. Their triple flanged stem design fits larger ear canals and provides a Noise Reduction Rating (NRR) of 24dB. Sounds, at safe levels, are allowed to pass through into the ear canal, while potentially harmful noises (above 85dB) are reduced via a proprietary design that incorporates a special noise reducing filter. EP4s include