Compare 3M Ear Muffs - H6B/V Part #: H6B/V Line: MMM 3M Ear Muffs Manufacturer's Defect Warranty Noise Reduction Rating (dB): 21 dB
Compare 3M Hearing Protector - 90543 Part #: 90543 Line: MMM 3M Hearing Protector Manufacturer's Defect Warranty Noise Reduction Rating (dB): 24 dB