Abstract: A cycle seat of a type having a housing adapted to be attached to a bicycle or tricycle. A first buttock-supporting member having a front end and a rear end thereof is pivotally attached to the rear end of the first buttock-supporting member, and a second buttock-supporting member having a front and a rear end thereof is pivotally attached at the rear end thereof to the housing along a substantially horizontal axis. A coordinating apparatus is provided for supporting bottom portions of the first and second buttock-supporting members and including an elongated member pivotally attached intermediate the ends thereof along a substantially transverse axis which is disposed generally transversely to and lower than the other horizontal axes.