3M E-A-Rsoft SuperFit 33 312-1256 Disposable Earplug Without Corded, Regular, 33dB NRR, 200 Pair/Box, 2000 Pair/Case
3M E-A-Rsoft SuperFit 33 Disposable Earplug, Insertion Method: Roll Down Foam, Corded/Without Cord: Without Cord, Metal Detectable: No, 33dB Noise Reduction Rating, 200 Pairs Per Package, Yellow/Orange Plug, Polyurethane Plug, Tapered, Size: Regular, Standards: ANSI S3.19-1974, CSA Class AL
- Poly bag keeps each pair of earplugs clean before use
- Regular size fits most earcanals
- Noise reduction rating (NRR) 33 dB, CSA class AL
- Test compatible with 3M E-A-Rfit Validation System
- Electrically insulated