Kenny Roberts demonstrates how your sit bone contact area changes based on how upright you sit on your bike, justifying wider saddles for more upright riding (like mountain biking). Magura Ride Camp. © Cyclocross Magazine

Kenny Roberts demonstrates how your sit bone contact area changes based on how upright you sit on your bike, justifying wider saddles for more upright riding (like mountain biking). Magura Ride Camp. © Cyclocross Magazineundefined