The 3M , E-A-R, E-A-RSoft Yellow Neon earplugs are made from a slow expanding polyurethane foam materials. A plug that gives evenly distributed pressure allowing flexibility and a good seal with optimum comfort with high levels of protection, made from slow expanding polyurethane foam material and is available with a cord.
Attenuation Uncorded: SNR=36dB, H=34dB, M=34dB, L=31dB
Attenuation coreded: SNR=36dB, H=34dB, M=34dB, L=31dB