Experience ultra plushness on all terrains in the Altra Olympus 5. This max-cushioning trail runner offers protection and comfort in abundance, boasting a 33mm stack height full of Compression molded EVA foam. Built on Altra's Balanced Cushioning platform which positions your heel and forefoot at an equal distance from the ground, the Altra Olympus 5 encourages better alignment and form. Signature FootShape toe box allows more room for your toes to splay naturally, while keeping the big toe in a straight position, allowing for more stability and increased power during toe-off.