Materials and specs Chrome and formaldehyde-free vegetable tanned leather Triangle shaped woven design on foot Easy slide-on thong sandal with red leather lining Hand stitched leather outsole with rubber heel lift for traction Handmade in Leon, Mexico Yoli is a slip-on leather thong sandal with an open back and an Aztec inspired woven leather upper. A super cushioned insole makes wearing Yoli comfortable all day long, and a fun pop of color on the inside makes for a unique look. Spend the warm months in this easy breezy thong, Yoli is a sandal everyone can wear and needs for ease.