Women's AETREX Jillian The AETREX Jillian is an adjustable quarter-strap sandal built for everyday warm-weather wear. Its braided strap design, velcro closures, and open-toe silhouette help provide an easy fit for daily outings and extended walking. Built-in arch support, memory foam cushioning, and a lightweight cork midsole add comfort without making the sandal feel bulky.