sella fizik arione titanioWINGFLEX The saddle shell has wide flexibility at the edges, where the inside of the thighs touch the saddle. The ability to flex this area allows the rider to achieve full leg movement in various riding positions. Wing Flex allows the saddle to adapt to the rider, rather than the rider having to adapt to the saddle. Size: 300x128mm Color: Silver Dark Grey Weight: 230g Frame: Injected carbon fiber Rail material: Titanium