GARDTECH Ear Defenders, Noise Cancelling Headphones with Bluetooth MP3 FM Radio, NRR 29dB Safety Ear Muffs with LCD Display and 4GB Built-in SD Card for Adults & Garden Work (Black&Yellow). 25dB NOISE PROTECTION:More and more people encounter hearing issue in daily work in UK and that’s why you need a Gardtech ear defender NRR 29dB noise reduction efficiency.
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