Developed for the British Museum

If you're serious about recovering fine gold

5" open-web spider design

Crystal-clear glass provides excellent visibility

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Adjustable Ear Muffs NRR :20 DB Rated Gold Trommels Developed for the British MuseumAdjustable Ear Muffs NRR 20 dB Hearing Protection Comfortable Hearing Protection for Prospecting, Shooting & Outdoor Work Protect your hearing with these Adjustable Ear Muffs featuring a 20 dB Noise Reduction Rating (NRR). Designed for comfort, durability, and reliable noise protection, these earmuffs help reduce exposure to loud environments while allowing you to work, prospect, shoot, and operate equipment more safely. Whether you're using