- 3M™ E-A-R™ Classic™ Small Probed Test Plugs, 50/Pack, 393-2007-50
- Test plugs can not be used for hearing protection
- Probed test earplug for use with 3M™ E-A-Rfit™ Validation System
3M™ Classic™ Small earplugs equipped with a probe tube for fit testing using the 3M™ E-A-Rfit™ Validation System. Cannot be used for hearing protection.