3M™ E-A-R™ Classic™ Plus Metal Detectable Earplugs 311-4101 – Corded

3M™ E-A-R™ Classic™ Plus Metal Detectable Earplugs 311-4101 – Corded

Constructed from slow-recovery foam, the disposable earplug conforms to the shape of the ear canal for premium hearing protection.

3M™ E-A-R™ Classic Earplugs are an economical, reliable choice in hearing protection and conservation.

The slow recovery foam used to create these ear plugs provides a flame resistant, moisture resistant and sound resistant barrier for the ear canal, along with a deeper fit in the ear canal making the 3M™ E-A-R™ Classic Earplug one of the most widely used foam earplugs today.

• Designed with detectable metal components for food processing and other industries where it is critical to keep earplugs from contaminating products and processes.
• Test compatible with 3M™ E-A-Rfit Validation System.
• Slightly longer than regular size 3M™ E-A-R™ Classic™ Earplugs for higher noise reduction when fit deeply in the ear canal.

Specifications:

• Noise Reduction Rating (NRR): 33 dB
• CSA Class AL
• One pair per poly bag
• 200 pairs/box