The Altra X and Wander Timp 5 BOA is a dream collab for trail runners who also love a tech-forward look and build. Featuring a BOA® Fit System that offers micro-adjustable precision for a personalized fit, these were made for runners who demand precision and performance. The updated Vibram® Megagrip outsole delivers exceptional traction no matter the rocky, muddy, or gritty surfaces, while the Altra EGO™ MAX midsole provides a cushioned, bouncy ride with significant shock absorption and energy return. With a zero drop heel and roomy toe box, these shoes allow your toes to move freely while providing a secure fit through the midfoot, making them perfect for tackling any terrain