3M™ E-A-R™ UltraFit™ Corded Earplugs 340-4004, Hearing Conservation, in Poly Bag, 400 PR/Case
3M Product Number
These durable, reusable corded earplugs are easy to use again and again, reducing waste.
Poly bag keeps earplugs clean before use
Single size fits comfortably in most earcanals.
Proprietary, premolded, triple-flange earplug design inserts easily.
No rolling or sizing needed to get a comfortable, protective fit.
Washable and reusable.
Noise Reduction Rating (NRR)*: 25dB. CSA Class AL.
*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™.
Brand 3M Signature Products
Cord Type Vinyl
Hearing Protection Style Pre-molded/reusable
Material Elastomeric Polymer
Mission Type Aircraft, Ships, Vehicles
Noise Reduction Rating 25 Decibel
Operation Type Facility Safety, Maintenance, Repair & Operations, Overhaul
Packaging Poly bag
Product Type Earplugs
Recommended Application Assembly, Blasting, Cleaning, Demolition, Electrical, Facility Maintenance, Grinding, Machine Operations, Painting, Sanding, Welding
Recommended Industry Automotive, Construction, Food & Beverage Manufacturing, Manufacturing, Metal Production & Fabrication, Military Maintenance, Repair and Operation (MRO), Mining, Oil & Gas, Pharmaceutical, Transportation
Size One Size Fits Most