A black velvet barefoot Mary Jane from the Goflex line, finished with an adjustable buckle strap and a contrasting pink insole. A classic style designed to let the feet move naturally. Buckle closure: adjustable fit. Zero-drop design: heel and toe at the same level. Wide toe box: room for natural toe movement. Flexible rubber sole: moves easily with every step. Removable insole Certified barefoot footwear: Officially certified by UMANA (Footwear Biomechanical Center) after biomechanical lab testing to support a natural stride, maximum flexibility and freedom of movement