Fizik Antares R5 Saddle with Kium Rails: Gray/Black

Antares is designed for Chameleon style riders who have a medium spine. Riding involves easy transitions from standing or sitting. R5 features a carbon reinforced nylon base with wing flex technology.
Wing Flex: shell flexes downward where the inner thigh contacts the saddle allowing more efficient pedaling and full range movement
Nylon Carbon Reinforced shell
Does not have the Integrated Clip System
Kium Rail: special alloy with a high strengthto-weight ratio and excellent vibration damping (8% weight reduction compared to solid titanium)