Features: 100% brand new and high quality Double plastic adjustable headband for all sizes. Large Earmuffs Foam Filled Cushion openings to effectively block noise. Waterproof vinyl material makes it durable and easy to clean. Lightweight portable, ABS material shell, impact resistance, heat resistance, low temperature resistance, chemical resistance. Widely used in lawn mowers, lawn mowers, circular saws, rigs and other noise power tools, trains, aircraft, ships, cars and other noisy environment. Product parameters: Material: ABS, synthetic foam soft sponge filled pad Noise reduction (NRR): 21dB Gross Weight: 230g Use: Home, bedroom, self-study classroom, bus plane, airport, shooting range, factory, construction site, outdoor, tactical, KTV bar and other noise is quite large place, no prejudice, each work normal to achieve normal communication between people Research help - can be used to help children's concentration and help help children hyperacusis! include: 1X ear hearing protector 100% Money Back Guarantee provides 100% refund guarantee, 24 hour service support. Order risk free!
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