EAR Model 4000, Earmuff, 20 ea/case.

3M™ earmuffs feature durable, lightweight construction of non-conductive, dielectric plastic that can be worn over-the-head, behind-the-neck or under-the-chin.

3M™ earmuffs feature durable, lightweight construction of non-conductive, dielectric plastic that mounts to most hard hats without an adaptor and easily swing out of the way when not in use.

Replacement cushions for E-A-R Model 1000, 2000H, 3000, and 4000 Earmuffs.

3M™ earmuffs feature durable, lightweight construction of non-conductive, dielectric plastic that can be worn over-the-head, behind-the-neck or under-the-chin.