2 layers musician earplug with 0.1mm Filter 1.Excellent filter 2.19dB NRR 3.EN certificate 4.OEM

2 layers musician earplug with 0.1mm Filter

1Diameter 0.1mm219dB SNR3.EN certificate4.OEM

Under ANSI and CE standard.

Silicon material,  high workmanship, good quality, used for hunting, musician, travel...etc.

Packing:1pair/bag, simple packing