Design: Breathable engineered mesh upper offers breathable comfort GuideRail™ technology encourages natural foot placement Lace closure In-Shoe Comfort: Balanced Cushioning™ platform positions your heel and forefoot at an equal distance from the ground, encouraging better alignment, better form, and a low impact landing Altra's signature FootShape™ comfort gives your feet more space to sit naturally and is designed to address the difference in women's and men's feet INNOVARCH ™ arch supports offers a customized and secure fit while encouraging a natural foot placement Lightweight Altra EGO™ MAX midsole foam gives you added bounce and durability Durability and Traction: INNERFLEX™ grid-like grooves in the midsole are designed to provide flexibility and movement Additional Details: Weight: 9.3 oz / 265 g Stack Height: 30 mm Altra Women's Paradigm 6 Running Shoes