NWOT Everlane The Ballet Flat in black. Size 6. Some minor scuffs and wrinkles from storage please review the pics. The Ballet Flat has been updated with a thinner Nappa leather to move and mold to your feet for optimal comfort. Featuring a sculptural squarer toe and a higher throat line. Plus, it has all the elements of comfort—like buttery soft leather, a cushioned insole for all-day wearability, and an outsole that is made of low impact, recycled leather.