Brand new without box MADEWELL GRETA STUDDED MARY JANE size 6.5 Greta is back. Our best-selling leather ballet flats have a perfectly squared-off toe, an elastic Mary Jane strap and dozens of five-star reviews. Upper: 100% leather. Lining: 100% leather. Sole: man made. Do Well: leather sourced from a tannery that was certified by the Leather Working Group (LWG), an organization that works to promote sustainable environmental practices in the leather industry. Imported.