High Noise Reduction of NRR 28dB: Dual-layer ear shells and double-layer foam design easily block out most noise. HZ012 provide enough protection to anti the most loud noise in shooting, construction, manufacturing, maintenance, automotive, woodworking, and more.
Deeply Designed Ear Cups: The depth of the ear pad surface to the foam is 1.25 inches(3.1cm). Even if you have prominent ears, you won't be pressed into a painful situation.
High-Density Foam: Both the two sound-absorbing sponge in every ear shells and the sponge in the ear cushions are made of high-quality, high-density sponge for both ear safety and comfort.
Adjustable and Durable: Adjust the earmuffs easily by slide the sliders. And the breathable flexible headband reduce the pressure. Confortable all days.
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