Selle san marco era dynamic protek saddlethe selle san marco era dynamic protek saddle has a lightweight aggressive profile which will suit recreational cyclists and experienced pros with the use of selle san marcos biofoam the era dynamic confirms to your shape and pelvic movements to maximise comfort and pedalling efficiency a microfeel anti abrasive cover finishes off this saddle and provides the perfect amount of grip so you can maintain your position features usage road cover