Selle san marco siena saddlethe selle san marco siena saddle is for people whose first priority is comfort this is the perfect saddle for lovers of trekking or simply for leisure riding on the roads in freedom features size265x196mm usehybridtrekking weight 341gtechnologies fusion the fusion system is a particular cover made of two materials with different surface finishes on the upper part of the saddle is a rough grippy material that helps you keep your position on the saddle whil