- 100% Brand new and high quality
- Function: Improve sleep, concentration and hearing protection
- Application: Home, bedroom, traveling, workplace and downtown
- Closely stick to external auditory canal to isola
100% Brand new and high quality
Function: Improve sleep, concentration and hearing protection
Application: Home, bedroom, traveling, workplace and downtown
Closely stick to external auditory canal to isolated noise
Function: Improve sleep, concentration and hearing protection
Application: Home, bedroom, traveling, workplace and downtown
Closely stick to external auditory canal to isolated noise