Selle Royal Scientia Athletic Bike Saddle - A2 -Steel BlackSelle Royal Scientia Athletic Bike Saddle A2 Steel Black It is the saddle tailor made for cyclists with an Athletic riding position and distance between the ischial bones between 11 and 13 centimeters. The advanced 3D Skingel technology and the Central Reservoir relieve the pressure, while pedaling is facilitated by the exclusive Curva Suspension system. Riding Position: Athletic Size: Medium Gender: Unisex Technology: 3D Skingel, Central Reservoir,