Radians Foam Earplugs offer affordable hearing protection for active shooters, or those working with heavy machinery. A tapered shape seals the ear canal and provides a natural fit, allowing shooters the comfort they need for an entire day at the range. Radians Disposable Foam Earplugs have a smooth, shiny surface that repels dirt, and the self adjusting foam quickly recovers so the user can take them out of the ears briefly and they will still provide a tight fit when reinserted. Radians Foam Earplugs have a noise reduction rating (NNR) of 32 dB. Affordable hearing protection Tapered shape seals ear canal Natural fit affords all-day comfort NNR of 32 dB.