3M 340-4002 Earplugs Hearing Conservation

Description

These durable, corded reusable earplugs are easy to use again and again, reducing waste. Push-to-fit products provide in-ear comfort and convenience, with the hearing protection you expect from 3M.
Carrying case keeps earplugs clean and accessible for re-use.
Push-to-fit style for easy and hygienic fit.
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.
Soft polymer is washable and reusable.
Noise Reduction Rating (NRR)*: *5 dB. CSA Class AL. *The NRR may overestimate the hearing protection provided during typical use. 3M recommends reducing the NRR by *0% for estimating the amount of noise reduction provided. 3M is Leading the Advancement of Hearing Conservation™.