From Wikimedia.
Marie Sobieska's equestrian dress includes a fur-trimmed cap or turban and a matching coat-like over-dress.
Keywords: 1686, Marie Sobieska, Marie Casimire Louise de La Grange d'Arquien, Maria Kazimiera, Marysieńka, Queen of Poland, de La Grange d'Arquien family, Sobieski family, Queen, Polish, Lady-in-Waiting, Marie Louise Gonzaga, long curly coiffure, jeweled feathered cap, fur, under-dress, scoop neckline, bertha, three quarter length under-sleeves, cuffs, full skirt, over-dress, fur, elbow length puffed over-sleeves, cuffs, necklace, earrings, brooch, clasps, robes, regalia