3M™7000127183 E-A-R™ Noise Reduction Earmuff, 20 dB, 318-1001

E-A-R™ Noise reduction rating (NRR)*: 28 dB. Hold the flexible fitting stem to insert the ear tip and help keep it clean longer even when hands are dirty. Smooth surface of soft E-A-Rform™ foam ear tip helps the ear tip slide into place for a comfortable fit. 3M™ E-A-R™ Push-Ins™ earplugs are easy to use and designed to help the ear tips stay clean longer. No need to touch the foam ear tips before inserting into the ears. Just hold the low profile easy grip handles and gently push the foam ear tips into the ears. The soft foam ear tips conform to the ear canals as they are inserted. The cone shape helps fit a wide variety of ear canal shapes and sizes. E-A-Rfit™ provides an accurate quantitative assessment of how much noise reduction a hearing protector provides to an individual worker.

Features

• Large ear cup openings and soft, foam filled cushions offer a snug, comfortable fit
• Durable, lightweight construction of non-conductive, dielectric plastic
• Noise reduction rating NRR 20 dB (CSA class B) when the band is worn over-the-head, NRR 22 dB (CSA class A) when the band is worn under-the-chin, NRR 22 dB (CSA class B) when band is worn behind-the-head
• The NRR may overestimate the hearing protection provided during typical use