How can this be so light?!? At 140 grams, the SLR is second to none in the technical world of racing saddles. Feathery light EVA closedcell foam padding mounted to a flexible carbon shell that is optimally shaped for more comfort and no chafing. The rails are made from tubular titanium, and weigh a mind boggling 45 grams! If youve been searching for the perfect racing saddle, look no further than the SLR. Wt: 140g.