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3M Peltor Optime II Ear Muff Defenders 31dB Noise Reduction Ear Muffs Black - Hunt Office UK
3M Ear Muff Defenders High Noise Level Reduction 30dB Black For Use In Construction, Factories, Carpentry, Airports & Agricultural Work - Hunt Office UK
3M Peltor Optime I, H510AC1, Ear Muffs Headband, Lightweight Ear defenders, Hearing Protection reduces noise level by up to 27dB, Pack of 1,Yellow : Amazon.co.uk: DIY & Tools