- 100% Polyester - Lace Up Front - Leather Laces - Solid Gros Grain Bind - Leather Outsole - Adjustable Straps - Leather Sock The Daughters Of Duende Elena Pointed Slingback is designed by our in-house artisans. Created in an exclusive limited edition print, these luxurious slingbacks are shaped with a pointed toe and feature lavish lace up detailing. A leather insole and adjustable straps ensure comfort.