Rigid outer shell with pad conforms to the medialand lateral side of the ankle for custom comfort.

The upper strap can be easily adjusted to wear.

The X-cross straps made of elastic and nonelastic materials which stabilize the forefoot effectively without restricting ankle movement.

The foot plate with anti-slip structure to reduce migration.

Hinged stirrup design permits normal ankle movement without restricting dorsiflexion and plantarflexion to improve performance.