For noise levels up to 101 dBA, these behind-the-head earmuffs provide effective hearing protection.
? Stainless steel band distributes weight for low-pressure fit
? Earcup pivot points that tilt for optimum comfort and efficiency
? Liquid/foam filled earmuff cushions
? Color-coding for compliance sighting
? Noise Reduction Rating (NRR)*: 26 dB. CSA Class A
*The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided.
3M is Leading the Advancement of Hearing Conservation.

Dynabrade 52376 3" (76 mm) Dia. Straight-Line Type 1 Extension Wheel Grinder, 1 HP, 12,000 RPM, 3/8"-24 Spindle 
