This Vitamin, a sleek superlight sports trainer, will help you move more and feel great. Biomechanically engineered for exercise and casual running, but equally good for upping your everyday activity – from speed walking to work or cycling round town. A stretchy, breathable, pull-on knit upper gives extra support at the sides and arch. On FitFlop's new Neodynamic™ midsole: light high-rebound cushioning with a springy central carbon plate that propels you forward and smooths out movement. Flexible yet stable, superbly supportive. These are movement-motivating magic..