Earplug 3M EAR Ultrafit 340-4002 Corded with Case
EAR UltraFit corded earplugs 3M features a proprietary, premolded, triple-flange design that fits comfortably in most earcanals.
Carrying case keeps earplugs clean and accessible for re-use
Proprietary, premolded,triple-flange earplug design inserts easily
Soft polymer is washable and reusable
Noise Reduction Rating (NRR): 25 dB.

CSA Class AL

Brand: 3M 3404002