The 3M E-A-R protective earmuff is packaged 20 per case, comes in black/blue and meets CSA Class A standards.
| R. S. Hughes Company, Inc. | |
|---|---|
| Product Category | Ear Protection |
| Product Number | 080529-31025 |
| Product Name | 3M E-A-R 331-4000 Black/Blue Behind Neck, Over Head, Under Chin Protective Earmuffs - 080529-31025 |
| Type | Ear Plugs |
