3M E-A-R Skull Screws Foam Push-In Earplugs, Silver, Pack Of 120 Pairs

Comfortable and effective earplugs Foam tips feature the tough look of threaded metal for an attention-grabbing appearance. Push-to-fit style minimizes earplug roll-down. Corded design hangs around your neck while not in use. Noise Reduction Rating (NRR) of 32 dB.