- Carrying case keeps earplugs clean and accessible for re-use (models: 340-4001 & 340-4002)
- Proprietary, pre-molded, triple-flange earplug design inserts easily
- Soft polymer is washable and reusable
- Test compatible with 3M™ E-A-Rfit™ Validation System
- Noise Reduction Rating (NRR): 25 dB
- Meets requirements of CSA Class AL
3M™ E-A-R™ UltraFit™ Multiple-Use Earplugs - Econopack - Corded
SKU: MMM340-4014
