Selle san marco aspide carbon fx saddlethe selle san marco aspide carbon fx saddle is for the most discerning riders who are looking for a lightweight saddle that also provides high performance and lasting comfort advanced paddingpeebax padding is not just lightweight it remembers your shape and moulds to support you in just the right areas providing all day long comfort lightweight and strong dna carbon fibre rails keep the saddle rigid so none of your pedalling effort is wasted rider comf