- Specifically developed for the food industry, where it is critical to keep earplugs from contaminating products and processes
- Feature an implanted stainless steel ball bearing in the plug, so they can be recognized by most metal sensing systems
- Polybag keeps each pair of earplugs clean before use
![3M E-A-Rsoft Metal Detectable Corded Earplugs 311-4106, Red/Yellow, Corded, 200/BX, #7000029952 3M E-A-Rsoft Metal Detectable Corded Earplugs 311-4106, Red/Yellow, Corded, 200/BX, #7000029952](https://cdn11.bigcommerce.com/s-gdy1ehz/images/stencil/500x659/products/250784/355588/247-311-4106__23924.1595335722.jpg?c=2)