The 3M™ E-A-Rsoft™ 21 Earplugs are disposable and designed for insertion into the ear canal to help reduce exposure to hazardous levels of noise and loud sound.
The 3M™ E-A-Rsoft™ 21 earplugs seal the entrance part of the ear canal and may be used for protection against low to moderate noise environments, providing effective protection across all test frequencies. Provides noise reduction to 22 dB SNR as fully tested and approved against EN 352-2:2020.