Surefire EP3 Sonic Defenders Earplugs - Large (LG) Traditional ET47 diffuser filter

ET47 diffuser filter

Open: 6" diameter

vacuum insulated construction

it resists vibration

Bite and Sip

Surefire EP3 Sonic Defenders Earplugs - Large (LG) Traditional ET47 diffuser filterListen To Your Ears. Permanent hearing loss is no joke. SureFire EP3 Sonic Defenders will protect your hearing against Noise Induced Hearing Loss (NIHL) without compromising your ability to hear routine sounds or conversations in noisy environments. Their double flanged stem provides a Noise Reduction Rating (NRR) of 24 dB. Safe sound levels are allowed to pass through into the ear canal, while potentially harmful noises (above 85 dB) are reduced via