Hamilton Buhl HG26 Lightweight Hearing Protection Band NRR 26dB Black

Noise reduction rating: 26 dB Patented technology - sound is directed into acoustic chambers that dampen and cancel Harmful levels of noise. No sound distortion - chambers are tuned to produce an even reduction of sound levels across the frequency spectrum eliminating sound distortion. Adjustable headband, can be worn over head, behind head, under chin. Hygienic - nothing goes in the ear, or Traps heat around the ear. Foam ear Cuffs sit at the outer ear canal and are impervious to mold, mildew and bacteria.