3M™ Pro-Grade Earmuff 90565-4DC-PS, 4 each/case

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

• Our #1 noise-reducing earmuff**
• Noise Reduction Rating (NRR) of 30 dB*
• Helps protect against harmful noises
• Steel wire headband with rubber overmold design for durability and comfort
• Lightweight, adjustable design reduces pressure points for all-day comfort
• Premium cushioning and pivoting cups to help ensure a good fit
• Flexible headband adjusts to multiple head sizes
• 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
• *CAUTION: 3M strongly recommends fit testing of hearing protectors. Research suggests that many users will receive less noise reduction than indicated by the NRR due to variation in hearing protector fit, fitting skill and motivation of the user. If the NRR is used, 3M recommends that it be reduced by 50% or in accordance with applicable regulations
• ** Highest noise reduction rating (NRR) 3M™ Earmuff in retail stores