3M Company 3M E-A-R Classic Ear Plugs (2000/CS)

• Reusable Pillow Pack helps keep earplugs clean when they are not being worn
• Classic Plus earplugs are slightly longer than regular E-A-R Classic earplugs to fit deeper into the ear canal and provide higher noise reduction.
• Flame-resistant and moisture-resistant
• Test compatible with 3M E-A-R fit Validation System
• Noise reduction rating (NRR)* 33 dB. CSA Class AL