Feature(may vary by option.)

●【Ultimate Soundproofing Effect】Experience unmatched silence! Made with two layers of sturdy professional noise-canceling foam, tightly sealed materials, and high-quality double-layer casing, these noise cancelling earmuffs provide an impressive noise reduction value of up to SNR35dB/NRR 29dB. You can enjoy peace and quiet like never before.
●【Optimal Internal Design】Reduce the noise but still enjoying your favorite tunes! Our noise cancelling headphones feature an internal arc-shaped high-density sponge pad design that ensures there are no obstacles inside, allowing you to wear them comfortably along with your Bluetooth headphones.
●【Adjustable Headband】Worried about finding the right fit for your head size or hairstyle? Fear not! Dr. Meters ear defenders are designed to accommodate everyone. The headband is crafted with adjustable steel straps that can stretch, shrink, and bend, ensuring a comfortable and secure fit for all head sizes and shapes.
●【Various & Portable】These ear protection are the ultimate companion for noise isolation! Perfect for a wide range of activities, including lawn mowing, shooting, airplane flights, sports events, studying, woodworking projects, and operating heavy machinery. Lightweight and easy to carry, they can be taken anywhere, providing you with optimal hearing protection no matter where you go.
●【Professional & Reliable】Dr. Meter noise cancelling ear muffs have been rigorously tested and approved by ANSI S3.19 and CE EN 352-1, meeting the highest scientific standards. These earmuffs also comply with noise reduction standards in both Europe and the United States, making them a trustworthy choice for both work and play.

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