3M™ Pro-Grade 076308-87335 Ear Muffs, 30 dB NRR, Over the Head Ear Muff

3M™ Ear Muffs, Noise Reduction Rate (NRR): 30 dB, Over the Head Ear Muff Style Features: Our #1 noise reducing earmuff (highest noise reduction rating (NRR) 3M™ earmuff in retail stores) Great for use in noisy workshops, factories, construction sites and during landscaping Helps protect against harmful noises that are at 85 dB and above 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 Helps lower your risk of noise induced hearing loss Standard Approvals: CSA Class AL Application: Facility Maintenance, Machine Operation and Construction Applications Other Attributes: SKU:   2557601 Ear Muff Style:   Over the Head Noise Reduction Rate (NRR):   30dB