3M Peltor X5A Review: NRR 31, the X-Series Flagship
Yes — if your noise exposure genuinely requires maximum passive attenuation, the 3M Peltor X5A delivers NRR 31, the highest rating available in a passive over-the-head muff, in a foldable design built for sustained industrial and shooting-range use. For workers in environments at or above 105 dBA…