Surefire EP4 Sonic Defenders Plus Earplugs - Large Fixed Blade This fully waterproof accessory case

This fully waterproof accessory case is exceptionally resistant to the demands of the trail

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

Spare o-rings

it takes up about the same space as a stack of paper plates

Surefire EP4 Sonic Defenders Plus Earplugs - Large Fixed Blade This fully waterproof accessory caseEP4 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.