Whether you are shooting indoors or outside, the Peltor E A R Plugs protect your hearing. The yellow end provides noise activated protection up to NRR 22 decibels, for use on an outdoor range, while the olive end is for indoor ranges, providing more conventional protection. The US military and NATO troops use these plugs.
Specifications and Features:
Used by the military and NATO
Yellow end inserted: noise activated for instant protection against weapon noise
Olive end inserted: passive protection in constant noise to 22 dB
Patented triple flange design provides custom fit
Reusable includes storage case