These Knot High Heel Sandals are designed in an open style and feature mini knots, a round toe shape, a metallic GANNI Butterfly logo with rhinestones, and laces that will be wrapped around the ankle when worn. 100% Vegea. VEGEA is an innovative material characterized by the high content of vegetal, renewable and recycled raw materials: grape leftovers from winemaking, vegetal oils and natural fibers from agriculture.