3M E-A-R Classic Plus Uncorded Earplugs Hearing Conservation 310-1101 in Pillow Pack 2000 PR/Case

3M(TM) E-A-R(TM) Classic(TM) uncorded earplugs set the standard in hearing protection as the world's first foam earplugs. Classic(TM) Plus earplugs are slightly longer than regular E-A-R(TM) Classic(TM) earplugs for higher noise reduction when fit deeply in the earcanal.