El Naturalista Women's Nf63 Colibri Ankle Bootie 100% Leather Imported Rubber sole Heel measures approximately 3" Handmade and designed in spain Spanish leather is vegetable tanned to be gentle on the environment Anatomically designed cushioned footbed with arch support Removable insole made from recycled pu Rubber gives our soles flexibility and durability and they are slip resistant and biodegradable