These durable, corded reusable earplugs are a great choice for hearing protection in industries such as food and pharmaceutical processing. Push-To-fit products provide in-ear comfort and convenience, with the hearing protection you expect from 3M. – Econopack gives you the best value—with savings of up to 20%—and earplugs are easy to use again and again, reducing waste. – Metal-detectable ball bearing for high detectablility. – 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)*: 25 dB. 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. KEY FEATURES Econopack gives you the best value—with savings of up to 20% Metal-detectable ball bearing for high detectablility. Proprietary, premolded, triple-flange earplug design inserts easily. Soft polymer is washable and reusable Noise Reduction Rating (NRR)*: 25 dB. CSA Class AL Test compatible with 3M E-A-Rfit Validation System