ISM PS 1.1 Saddle BlackISM's Performance Short saddles feature an upward slope at the rear providing extra hip support when your body is rotated forward in the aero position, or an aggressive road riding position. The PS 1. 1 is the next evolution of the Adamo Road saddle, and features down sloped front arms to allow for increased hip rotation. Nose less design removes pressure from soft tissue, ensuring maximum blood flow, no genital numbness, and a healthier, more