The 3M™ E-A-R™ Push-Ins™ Earplugs have firm fitting stems to help with easier fitting — just hold the fitting stems to push the soft foam ear tips into the ear canals. No need to touch the ear tips, helping to keep the ear tips clean longer even if hands are dirty. One size fits most. 

[Features]

• Noise reduction rating (NRR)*: 23 dB
• Hold the flexible fitting stem to insert the ear tip and help keep it clean longer even when hands are dirty
• Smooth surface of soft E-A-Rform™ foam ear tip helps the ear tip slide into place for a comfortable fit
• Compatible with the 3M™ E-A-Rfit™ Validation System