●Very high sound absorption level & good noise recognition, providing excellent use experience;
●Ergonomically shaped earplug is characterised by high levels of sound absorption, making it particularly suitable for loud working environments;
●Foam earplug has a sealed surface which reduces the potential of contamination. Soft foam further offers real comfort to users even when worn for extended period;
●SNR 37 H=36， M=34， L=34dB.