3M 310-1001 E-A-R™ Classic™ Uncorded Ear Plugs (pair)

The most popular ear plug in the World.
Moisture resistant.
E.A.R. Classic ear plugs expand to the shape of the ear canal in less than one minute and will gently seal the opening all day without discomfort.
Made from unique foamed polymer, one size to fit most ears.
Safe and easy to use. Plugs are washable.
Individually packed in Reusable Pillow Packs help keep earplugs clean when they are not being worn.
Slow-recovery earplug foam is flame-resistant and moisture-resistant
Test compatible with 3M™ E-A-Rfit™ Validation System.
Noise Reduction Rating (NRR)* 29 dB. CSA Class AL