Fizik arione donna saddle an arione with a wider rear platform and pressure relief channel made for women only spine concept spine concept is the fizik guideline to the right saddle choice it realizes that cyclists have varying degrees of flexibility and human flexibility affects riding behavior when cycling in a high performance position fizik arione donna saddle features shell nylon carbon reinforced rail kium cover white microtex thigh glides ren ano glossy microtex weight 189