3M™ E-a-R™ Classic Soft™ Uncorded Earplug, Yellow (247-311-6000)

E-A-R Classic soft UF foam ear plugs are hard at room temperature for perfect insertion. Ear plugs adapts to the body temperature and provides noise reduction of 31 dB.Plugs start out firm for easy fitting then soften from body heat for a comfortable fit.Uncorded.Size: One size fits most.Proprietary thermal-reactive foam.Poly bag keeps each pair of uncorded earplugs clean before use.NRR: 31 dB.Yellow.CSA Class AL.Shape: Cylinder.Body material: Polyurethane.Dimension: 9.5\"(H) x 5.25\"(W) x 8.3\"(L).E-A-R Classic soft UF foam ear plugs are comfortable to wear and are made of proprietary thermal-reactive foam for optimal performance. Colour:OC, Size:OS, Season:os.