adidas Running - Ozweego Millennium W (Racing Red/Dark Slate/Silver/Metallic Silver) - Women's: Instantly recognized as an Ozweego, yet design and performance features speak contemporary. Enhanced breathability and lighweight cushioning with a durable open mesh upper and a carbon rubber outsole allows for a comfortable ride. TPU weld construction upper provides durability with seamless features. Open mono mesh and textile lining blend breathability with durability. adiPRENE(R) insert for comfort and shock absorption. adiPRENE insert for forefoot propulsion ad efficiency. 3-D TORSION7(R) for best midfoot integrity. Carbon rubber and outsole-grade EVA combination for durability, flexibility and light weight. Flex grooves for optimum forefoot flexibility.