From bbc.co.
Isabel Clara Eugenia's dress features a wide ruff with probable supportasse as well as opulent materials.
Keywords: Pourbus the Younger, Infanta Isabel Clara Eugenia, Princess, Spanish, Habsburg family, straight coiffure, high enclosing neckline, neck ruff, lace, supportasse, jeweled headdress, framing headdress, tabbed sleeves, hanging sleeves, false sleeves, draped necklace, earrings, jeweled crucifix, jeweled sleeves