Hear the sounds you want, while blocking loud noise that might damage your hearing. These Mil-Tec(R) Electronic Ear Muffs are a must-have upgrade for operating heavy machinery or practicing at the range. Slim profile is lightweight and won't interfere with your aim. 23 db noise reduction rating Protects against any sound above 85 db Ultra-slim, low-profile ear cups Comfort headband with metal wire frame Compact folding design