LIGHTWEIGHT FLEXIBILITY: Built for low-impact workouts and circuit training, these women's shoes are designed for flexibility and traction. DYNAMIC CONTAINMENT: Synthetic upper and heel strap of the Nike shoe adds support and containment. DURABLE DESIGN: Foam midsole is durable enough to double as the outsole, dramatically reducing weight. Rubber in high-wear areas adds durability. Shaft measures approximately low-top from arch Textile and Synthetic Women’s size 7. Excellent Pre-owned condition.