- Efficacy
- Swimming waterproof, noise reduction, hearing protection
- Color
- Black
- Scope of application
- Swimming waterproof, noise reduction, hearing protection
- Material
- Silicone
- Usage
- Straight-in
- Packing method
- Dedicated storage box, color box
- Special service
- Large, medium and small replacement head, suitable for all people
- Series
- Es300
- Function
- Swimming waterproof, noise reduction, hearing protection
- Size
- Sml
