3M Pro Grade Earmuff offers superior comfort and protection. The 3M Pro Grade Earmuff is designed to be a high noise reducing/protection earmuff. Adjustable, vented headband design reduces heat build and improves comfort when worn with hats. Part of the 3M Pro Series Safety Products line that was designed for the way pros think, the way they shop and the way they work
Lightweight, adjustable design reduces pressure points for all-day comfort
Noise Reduction Rating (NRR) of 30 dB
Steel wire headband with rubber overmold design for durability and comfort
Highest noise reduction rating (NRR) 3M Earmuff in retail stores
Vented headband design improves comfort when worn with hats (see insert regarding proper fit)
Helps lower your risk of noise-induced hearing loss
Great for use in noisy workshops, factories, construction sites and during landscaping
3M strongly recommends fit testing of hearing protectors, and If the NRR is used, 3M recommends that it be reduced by 50% or in accordance with applicable regulations based on user research