| Attenuation: SNR = 20dB, High Frequency = 25dB, Medium Frequency = 17dB, Low Frequency = 10dB |
| Contains a non-ferrous filter and has a fully metallised detectable cord in non-food blue |
| H=25dB |
| H=25dB, M=17dB, L=10dB |
| it is also moisture resistant |
| L=10dB |
| M=17dB |
| Moisture resistant, reusable and comes with a cord |
| reusable and comes with a cord. Attenuation: SNR=20dB |
| SNR=20dB |
| The 3M E-A-R Tracer 20 earplug is a low attenuating metal detectable corded ear plug is ideal for use in the food manufacturing industry or where contamination needs to be considered |
| This low attenuating metal detectable earplug is ideal for use in the food manufacturing industry or where contamination needs to be considered. The 3M E-A-R Tracer 20 earplug contains a non ferrous filter and has a fully metallised detectable cord in non-food blue |