3M 340-4017 - The 3M E-A-R UltraFit corded earplugs features a proprietary, premolded, triple-flange design that fits comfortably in most ear canals. Metal-detectable ball bearing for high detectability. - Regular | Stauffer
E-A-R™ Ultrafit™ ear plugs with cord – 3M: SNR 32 dB, pack of 50 pairs | kaiserkraft