3M 391-1254 Ear Plug Earsoft Superfit Refill (sold Per Carton)

The soft, pliable foam on this uncorded foam earplug features an orange fitting ring that provides a guideline for proper fitting. Earplugs are easy to roll down and insert, then expand within the earcanal for a comfortable, secure fit.- Refill container for One Touch™ dispenser. One gentle turn delivers uncorded foam earplugs.- Regular size fits most earcanals.- Noise Reduction Rating (NRR)*: 33 dB CSA Class AL - Test compatible with 3M™ E-A-Rfit™ Validation System*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.3M is Leading the Advancement of Hearing Conservation™.

Highlights

• E-A-Rsoft Superfit Regular - SLC80 23dB (Class 4)
• Refill container for One Touch™ dispenser. One gentle turn delivers uncorded foam earplugs
• Regular size fits most ear canals
• The tappered design of the earplug provides high protection levels