3M Peltor™ H6A
KEY FEATURES :
- For noise levels up to 95 Dba
- Stainless steel construction resists bending and warping.
- Earcup pivot points tilt for optimum comfort and efficiency.
- Ultra light with liquid/foam filled earmuff cushions.
- Noise Reduction Rating (NRR)*: 21dB. CSA Class B
STANDARD :
ANSI 53.19-1974