Etymotic Research ER20XS-SMF-P High-Fidelity Earplugs in Polybag Package, 1 Fit
- Highly-awaited next generation of Etymotic earplugs
- New discreet stem-less design fits under hats and helmets
- Comes with 3 ear tip options for best fit, comfort and seal
- Designed to replicate the natural response of the ear canal
- Reduces sound approximately 20dB at all frequencies