E-A-R Skull Screws Earplugs, Corded, 32 dB NRR, Gray, 120 Pairs The tough look of threaded metal with the wearing comfort of ultra-soft foam. Push-to-Fit design—earplugs stay clean, even when your hands are dirty. Unique, nut-and-bolt-inspired fitting-stem grips. Threaded-bell-shaped, soft-foam tips—no roll-down required. Washable and reusable (handwash with soap and water only). Compatible with the 3M™ E-A-Rfit™ Dual-Ear Validation System.
