XP Reactor offers you the most innovative sound filtering solution yet. You&rsquoll hear sound clearly and naturally- almost seems as if your ears aren&rsquot even plugged. Then when loud sounds hit your ears, the Dynamic Mesh Filtering System&trade will automatically screen those sounds out protecting your hearing. You&rsquoll get 33 dB of noise reduction against loud impulse sounds while still maintaining normal hearing. You&rsquoll also have 16 dB NRR hearing protection against general loud sounds.