Fizik Arione R5 Saddle with Kium Rails: Black

Arione is designed for Snake type riders with flexible spines who feel comfortable standing or sitting and changing positions on the bike. R5 features a carbon reinforced nylon base with wing flex technology.
Nylon carbon thermoplastic composite shell
Kium Rail: special alloy with a high strength-to-weight ratio and excellent vibration damping (8% weight reduction compared to solid titanium)
Integrated Clip System (ICS): tool-free interface in the saddle base that allows quick attachment and removal of fizik packs and blink lights (ICS is found on all saddles unless noted)