- Patent-Pending HIDDEN-HINGE Technology provides just the right amount of auto-flexing adjustment deep inside.
- The Back Fit LUXE-LOCK Liners are a revelation with 3 densities of precision-shaped foam wrapped in sweat-wicking fabric to cradle the occipital region at the base of your skull. Once you experience it, there's no going back.
- Advanced FIT KIT with 17 Liners and Shims for customization to your unique head shape.
- Classic Shape, Deepest Fit, and Lowest Profile in 4 sizes each with unique ABS and EPS Shell for the closest fit to your head.