Surefire EP4 Sonic Defenders Plus Earplugs - Large Fixed Blade The Osprey Atmos AG 50

The Osprey Atmos AG 50 features Osprey’s Anti-Gravity suspension system for quick drying ventilation and all-day comfort

and a grippy outer surface for extra safety

Buttons and button holes for adjustablitiy

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

The right/left color-coded Sonic Defenders Plus are made from a soft but durable

Surefire EP4 Sonic Defenders Plus Earplugs - Large Fixed Blade The Osprey Atmos AG 50EP4 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.