GLADISSA - Coal - Studded Ballet Flats - Flats for Women - Black Ballet Flat Shoes Leather Absolutely one of the most comfortable ballet flats on the market today. These womens flats feature a dazzling metallic cap toe with rich metal studs. Flats for women have perfectly padded leather lining for great fit and comfort. The perfect ballet flat shoes that will bring some flare to any outfit. Black ballet flat shoes.