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3M Peltor Optime III Ear Defenders Adults – Protective Earmuffs with Headband, Hearing Protection Against High Noise Levels in Industrial Settings, 35 dB, Black/Red : Amazon.co.uk: DIY & Tools
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3M Peltor H540P3E-475-GB Optime III Earmuffs, 34 dB, Hi-Viz, Helmet Mounted - Earshot Communications
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H540A 3M Peltor Optime III Headband | Ear Muffs | Hearing Protection | PPE | WBT Wholesale | Walsh - Blyth & Turton
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