3M Ultrafit Reusable Ear Plug - Corded
- Poly bag keeps each pair of earplugs available or 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
- Test compatible with 3M E-A-Rfit Validation System
- 100 pairs per box