Bella 7 Training ShoesNike Bella 7 Women's Training Shoes Blue Stay sturdy and strong whether you're in the middle of a set or moving to the beat of your favourite workout in the Bella 7. Air Zoom cushioning offers the right combination of high level stability and softness. And a new mesh upper stretches, breathes and goes great with different outfit options for all day wearability once your work is done. Flexibility: moderate The more flexibility you have in the midsole