3M™ E-A-R™ Earmuffs 330-3001, Model 1000
Low-profile and lightweight protection may be worn over-the-head, behind-the-head, or under-the-chin.
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ITEM#
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330-3001
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MANUFACTURER
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3M
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Large earcup openings and soft, foam-filled cushions offer a snug, comfortable fit. Provides a protective seal without excess pressure while the pivoting earcup connections maintain the seal and proper alignment. Durable, lightweight construction of non-conductive, dielectric plastic. NRR: 20dB (over-the-head), 22dB (behind-the-neck or under-the-chin). ANSI S3.19; CSA Class A.