Selle Italia Novus Boost Gravel Superflow Saddle 245 x 145mm Unisex 242g BlackSelle Italia Novus Boost EVO Gravel TM Saddle Large. The Selle Italia NOVUS Boost EVO Gravel TM Superflow Saddle has been designed to provide comfort and performance on gravel roads. This Superflow saddle features a central cutout to ensure proper pressure relief from the perineal area and provide greater comfort while pedaling The Light Gel insert inside the padding ensures maximum comfort on every terrain Waved shape helps to give greater stability