Ear Plugs whisper + corded (x50)

meets standard EN 352-2 and the additional requirements "Signal hearing in railway track superstructure construction" (S), "Signal hearing in road traffic" (V), "Warning signal hearing, general" (W) and "Signal hearing for locomotive drivers in railway operations" . 27 decibels insulation – H: 27 dB, M: 24 dB, L: 22 dB