- An earplug featuring Speedo BioFUSE® technology for maximum comfort and fit
- Ergonomic design for easy insertion and removal
- Multiple flange construction
- Improved seal
- Comes with a reusable case
SpeedoBiofuse® is engineered to perform with your body, offering superior comfort through fit. The human body combines the structural strength of the skeleton and the flexibility of muscles. The result is performance greater that its individual parts. This is the inspiration behind SpeedoBiofuse® technology, where products are engineered to perform in harmony with the body. The interaction of structure and flexibility result in enhanced performance, comfort and fit.