Fizik Aliante Kurve Saddles. A saddle that adapts to your every twist and turn. Kurve for Bull. Fizik Bull saddles are for those with less flexibility are not able to easily accomplish the high performance cycling position. To reach this position the pelvis rotates forward dramatically forcing the hips back. In this position, the rider’s weight is directed to the genital area. The Kurve Aliante’s Wing Flex shell flexes downward where the inner thigh contacts the saddle allowing more efficient pedalling and full-range movement. Features a Twin Flex kevlar/carbon shell is bonded to a stiff outer shell and provides a hammock-like feeling; sweet spot for pressure distribution in the perineal region. Has Mobius Rails – a circular rail construction eliminating pressure points and providing flex and an interchangeable tension system allows riders to customize saddle flex by changing the nose piece.