3M™ E-A-R™ Classic™ 311-4101 Corded Metal Detectable Earplugs 33dB

    The 3M™ E-A-R™ Classic™ 311-4101 Metal Detectable Roll-Down Foam Earplugs are made with a stainless-steel ball bearing inside each earplug and metal fibers in the cord, ensuring the earplugs stay in the ear. These metal detectable earplugs were designed for industries, such as food or pharmaceutical, where it is crucial that earplugs stay firmly in the ear. Each disposable earplug set comes with a poly bag for easy storage and reuse. E-A-R™ Classic™ earplugs will maintain expanded time, due to being moisture-resistant
  • Made with a stainless steal ball bearing inside each earplug
  • Features a Noise Reduction Rating (NRR) of 33 dB
  • Flame and water resistant
  • Mositure-resistant helps earplugs maintan expansion time

Technical Specs:

Type     Metal Detectable Earplug    
Material     PVC    
Compliance / Standards     CSA Class AL    
Special Features     Flame-Resistant, Water-Resistant    
Application     Automotive, Construction, Food and Beverage Manufacturing, Manufacturing, Metal Production and Fabrication, Mining, Oil and Gas, Pharmaceutical, Transportation, Cleaning, Mining, Oil & Gas, Construction, Pharmaceutical, Automotive, General Manufacturing, Metal Fabrication, Food and Beverage Manufacturing, Transportation    
Size     Large    
Package Quantity     2000 Pair per Case    
Style     Corded    
Noise Reduction Rating (NRR)     33 dB    
Shape     Cylinder    


Acrylic Earplug Dispenser Wall Mount or Table 13"3M™ E-A-R™ Classic™ 311-4101 Corded Metal Detectable Earplugs spec sheet

Manufacturer Description:

3M™ E-A-R™ Classic™ Metal Detectable earplugs were specially developed for food processing and other industries where it is critical to keep earplugs from contaminating products and processes. Recognized by most metal-sensing systems, these earplugs feature an implanted stainless steel ball bearing in the plug and metal particles in the cord.

Hant # MFG # UPC
13654 311-4101 10080529110319