Fantastic condition Altra running shoes!! Worn maybe once and not broken in yet. Minimal staining on interior toes. Incredible condition. Info from manufacturer: Premium engineered mesh uppers for breathability Comfortable plush collars and tongues GuideRail™ provides medial support only when it's needed Innovative arch support feature offers a customized and secure fit while encouraging natural foot placement with each step FootShape™ toe boxes allow your toes to splay for natural foot positioning and comfort Altra EGO™ MAX foam midsoles provide lightweight cushion Innerflex™ grooves in the midsoles are designed to provide flexibility and movement This product received the American Podiatric Medical Association (APMA) Seal of Acceptance, awarded to products found by the Association to promote good foot health