The ear muffs on the headband on both sides of the ear cover have a number that represents the maximum volume that is protected at 95 dBA. The ear cover is soft. And distribute pressure well (Patented-twin cup design) To prevent resonance, NRR 25 dB noise reduction has been approved by ANSI 3.19-1974, preventing both high and low frequencies well, being compact throughout the wearing time. Put in to ensure safety
