SPARTAN by CRAFT Ultra Carbon Trail Shoe is crafted to specifically meet the needs of trail, and ultra-distance running. The Ultra Carbon Trail shoe combines specially formulated Ud Foam™ with a tuned carbon plate for the ultimate in efficiency and energy return. It also features a Vibram™ Megagrip™ traction outsole that will define a new standard in speed and versatility over the harshest of terrains. The nylon upper is highly durable while remaining lightweight and flexible, and the no-sew overlay provide critical protection without sacrificing speed and feel. This shoe is the complete package for attacking the elements.

*** If your normal fit is typically between sizes we recommend sizing up.