Brand new, never worn before! Women's Reebok® Nano X3 : This shoe pushes all the limits! Your updated Women's Reebok Nano X3 cross-trainers are ready to test your toughest workouts with an all-new lift and run chassis system that will seamlessly take you from burpees to the weights, and back to the treadmill. It maintains the same Ropepro tech you love but now, it's coupled with a new tread pattern for increased grip during every activity. And with a heel design that just gets sleeker with every model, your Nano X3 is a top-of-the-line option for the gym. ADAPTIVE functionality: Lightweight, breathable durable flexweave upper is more dynamic than ever. Stylish Design: 50/50 material split allows for graphics and treatments. Do it All: Lift and run thanks to the chassis system that's both stable and high cushioned. Increased Stability: Sleeker heel clip design provides a more stable base. Enhanced Durability: Ropepro + technology provides protection against wear. Increased Grip: New tread pattern increases traction.