3M 3404004 UltraFit Ear Plugs Corded Premolded Yellow 100 Pairs/Bo

Patented triple-flange design allows ear plug to fit most ear canal sizes. Exceptionally comfortable. Corded/Cordless: Corded; Shape: Flanged; Material(s): Premolded; Noise Reduction Rate (NRR): 25 dB.