An ultralight carbon twinflex base & all the benefits of the classic arione adapted for triathlon use with added cushioning in the nose to ease pressure in the low profile position. Seamless nose cover for smooth transitions to the front of the saddle. Twinflex shell flexes in the centre while remaining rigid at the sides Wingflex base for free thigh movement Perforated Microtex cover Carbon braided or Tubular Ti Rail 310x 130mm 189/209g