3M Optime 98 Series Earmuff - Yellow, Model# A9A

3M Optime 98 Yellow and Black Over-The-Head Earmuf

3M H10A Peltor Optime 105 Over the Head Earmuff, Ear Protectors, Hearing Protection, NRR 30 dB,Black, Red

3M PELTOR Hearing Protection Earmuffs, X2 Series, Noise Protection NRR 24 dB, Construction, Manufacturing, Maintenance