Delta Plus UltraSonic Earmuffs 29NRR Oakley Prizm Black 5B sunglass with Polarized

Black 5B sunglass with Polarized Mirror lenses

An all-purpose daytime lens with unbiased influence on color

flexible nasal pads and molded temples offer comfort and a secure fit for most face shapes and sizes

Smoke Gray and Hi-Def Yellow - a tough protective case

the CDI's extra-thick polycarbonate lenses can be easily interchanged for quick adaptation to your environment

Delta Plus UltraSonic Earmuffs 29NRR Oakley Prizm Black 5B sunglass with PolarizedDelta Plus UltraSonic earmuff is our latest high performance muff with a stainless steel headband. This model has been designed to provide excellent full spectrum attenuation, as well as superb low frequency attenuation. UltraSonic uses a fork type headband for even distribution of pressure, and improved balance required for extra deep ear cups. Features: 29 dB NRR from certified US laboratory to ANSI S3. 19 1974 and 34 dB SNR tested to CE EN 352 1.