3M E-A-Rsoft SuperFit Earplugs 311-4109, Metal Detectable, 2000 Pair/Case

• Designed specifically for applications such as food processing, where detection of foreign objects is desired.
• Features the proprietary SuperFit fitting ring to help insure proper fit.
• Metal Detectable earplug
• Metal detectable cord.
• Stainless steel ball bearing implanted into the plug.

The 3M E-A-Rsoft SuperFit Metal Detectable earplug with metal detectable cord. The 3M E-A-Rsoft SuperFit Metal Detectable earplug is designed specifically for applications such as food processing, where detection of foreign objects is desired. This product features the proprietary SuperFit fitting ring to help insure proper fit, a stainless steel ball bearing implanted into the plug and a metal detectable cord. *The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by 50% for estimating the amount of noise reduction provided.