While pursuing the highest level of sound insulation, this S size is designed to fit even those with small ear canals.
Offers the best sound insulation in Silencia history.
Achieves a sound insulation rating of NRR 49dB by using both polyurethane and silicone earplugs.
By using only one type of earplug, you can choose the sound insulation level that suits your usage scenario (polyurethane earplug: NRR 30dB, silicone earplug: SNR 27dB).
