Introducing the Reebok Nano X5, built on 15 years of relentless innovation. Designed for every kind of workout, from cross-training and dynamic cardo to metabolic conditioning and lifting, the Reebok Nano X5 was meticulously crafted to deliver the stability and comfort required to smash your workout. Extremely versatile, the Nano X5 is equal parts form and function, allowing you to transition from the gym to your everyday routine with ease.