Surefire EP4 Sonic Defenders Plus Earplugs - Large Fixed Blade so we are offering our

so we are offering our new CRKT production version

100 oz / 3 L OMEGA™ HydroTanium™ Reservoir with Lifetime Warranty

Buttons and button holes for adjustablitiy

Spare o-rings

The sack is oval-shaped

Surefire EP4 Sonic Defenders Plus Earplugs - Large Fixed Blade so we are offering ourEP4 Sonic Defenders Plus protect your hearing without interfering with your ability to hear routine sounds or conversations. Their triple flange stem design fits larger ear canals and provides a Noise Reduction Rating (NRR) of 19dB. Sounds, at safe levels, are allowed to pass through into the ear canal, while potentially harmful noises (above 85dB) are greatly reduced via a proprietary design that incorporates the patented Hocks Noise Braker filter.