3M Peltor H7A Deluxe Ear Muffs, 27 dB NRR, Black (MMMH7A)

These deluxe noise-canceling muffs are built for tough, high-noise environments like airport runways, construction sites, and testing areas. The ear cups are filled with liquid and foam to reduce both low and high-frequency noise. The padded headband adjusts for a comfortable, secure fit, and the color-coded assembly ensures compliance. Made from metal and plastic, these over-the-head muffs offer a 27 dB noise reduction.