Textile manufacture

with volume control buttons and flashing coloured lights to indicate different settings

in situations where hearing ambient sounds or conversations isn't critical

Because the headband is adjustable

3M EARsoft™ SuperFit™ Corded Ear Plugs (SLC80 24dB, Class 4) Collection_Earphones For Work Textile manufacture3M E A Rsoft corded foam earplugs seal the earcanal with soft, slow recovery foam for excellent noise reduction and reliable hearing protection. Orange fitting ring provides a guideline for proper fitting and visual compliance check. The 3M E A R E A Rsoft SuperFit Earplugs, Hearing Conservation, seal the earcanal with soft, slow recovery foam for excellent noise reduction and reliable hearing protection. An orange fitting ring provides a guideline