Design for safety without sacrificing comfort, the Peltor Sport Bull's Eye (TM) Hearing Protector reduces sound levels for reliable passive hearing protection. This mid-range NRR provides excellent noise reduction, yet maintains a low profile. Design for safety without sacrificing comfort, the Peltor Sport Bull's Eye (TM) Hearing Protector reduces sound levels for reliable passive hearing protection. This mid-range NRR provides excellent noise reduction, yet maintains a low profile.