spring sneakers light, extra-flexible 100% barefoot shoes combination of breathable durable fabric and brushed leather water repellent coating for higher resistance 3 mm sole, fully flexible along the entire length and bendable in all directions spacious at the toe box, suitable for feet with a dominant big toe or fin sits on average foot, can be tightened to a lower instep, not recommended for a significantly wide and chubby footbut also for a small leg, especially in the heel/ankle more detailed description and photos of flexibility: shoes Baby Bare Shoes Febo Sneakers Navy on white