3M 66641, E-A-R, Soft FX Earplug Uncorded Rapid Release Earplug Dispensing Box-2000 PR/CS, 7100038360

3M E-A-Rsoft FX Earplugs’ slow-recovery foam gives the user time to insert the compressed foam cylinder (rolled down earplug) into the ear before the foam expands to fill the ear canal. Available with or without cord to suit user preference, this product is EARfit testable to help validate the level of protection the individual user is getting.