Delta Plus UltraSonic Earmuffs 29NRR

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Delta 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 w ell 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. Superb full spectrum attenuation. Extra wide ear cushions and a soft padded head cushion for the highest comfort. Low force stainless steel headband, also tolerates temperature extremes. Lightweight construction: 10.1 oz or 278 g. You get the ultimate performance and comfort with this earmuff. Show more