3M E·A·R Classic SuperFit 33 Single-Use Earplugs, Cordless, 33NRR, Yellow/Red
- SuperFit™ fitting rings.
- Proven cylindrical shape.
- Slow-recovery design.
- Moisture resistant, dermatologically safe foam.
Patented SuperFit™ fitting rings helps you insert the plug to the proper depth. Proven cylindrical shape ensures reliable, high-grade protection. Slow-recovery PVC gradually expands to create a snug sound barrier within your ear. Top-quality, moisture-resistant, dermatologically safe foam minimizes the potential for irritation.
Includes 200 pairs of earplugs.