Get excited for the perfect balance of cushion, support and performance in the Altra Provision 8. This stability shoe won’t weigh you down and has enough comfort to train for miles and miles. With just the right amount of guidance, this shoe is ideal for those with flexible arches or who overpronate to help them run as naturally as possible. Details Upper: An engineered mesh upper provides comfort and breathability, while a refined molded heel collar provides for a comfortable, secure fit. This has Altra’s Standard Footshape™ Fit that is wider in the toe box to give your toes plenty of room to move. Midsole: Altra’s Ego™ midsole cushion provides plenty of comfort, while being lightweight. This shoe’s balanced cushioning (or a 0mm heel to toe drop) has the same amount of cushioning in the heel and forefoot to let you run naturally. Stability: Medial GuideRail™ technology gives inherent stability, providing guidance only when your foot needs it. Outsole: Altra’s InnerFlex™ grooves are designed to promote flexibility and movement.