The Dual Shell
passive hearing protection boast the highest noise reduction rating of any ear muff on the market. The unique dual shell design minimizes resonance making it virtually impossible for high-frequency sounds to reach your inner ear. They also feature extra-wide headbands with adjustable stainless steel spring wires.
Features:
- The highest noise reduction of any ear muff
- Unique dual shell design minimizes resonance
- NRR 29dB
- Warranty Guaranteed against manufacturer defects