The Escalante 2.5 features:

• Balanced cushioning paces your heel and forefoot the same distance from the ground to encourage proper, low-impact form throughout your run.
• Footshape?toe box allows your toes to relax and spread out naturally for more comfort and stability.
• Innerflex?grid-like grooves in the midsole allow your foot to flex while being lighter, for more speed and better performance.
• Footpod?technology is an outsole technology that actually maps the bones and tendons of your foot to help it bend and move naturally.
• Altra Ego?is a dual-Nature midsole compound with a responsive, yet soft feel for increased energy return.
• Upper: Sock-like Engineered Knit
• Insole: 6 mm Contour Footbed