The Bella 7 sneakers feature moderate flexibility for natural movement with each lunge. The design incorporates a supportive structure with tuned support and strategically placed cushioning. A heel Air Zoom unit combines with a plastic plate and rubber cage to provide stability during weightlifting. Cushioning under the forefoot and heel helps soften impact. A heel Air Zoom unit combines with a soft foam midsole for comfort from the gym throughout the day. The breathable mesh upper stretches and adds comfort. These athletic sneakers by Nike incorporate lace up fastening.