Bike Yoke Sagma SaddleDescription The Bike Yoke Sagma is no ordinary saddle. Using an innovative rail suspension system that offers tunable impact and vibration damping through the use of elastomers, the saddle also rocks slightly to follow the movement of your sit bones. This not only aids with comfort and power generation but it also reduces the chances for impact and bruising on your thighs. The Sagma is a unisex saddle that features a special slow rebound id bead