stays of Eleonora of Toledo, 1562, Florence, Galleria
function of the velvet stays appears to have been that
of keeping warm , rather than providing stiffness, for
which the cardboard sections inserted into the bodice of
the petticoat or gown were sufficient."
Moda a Firenze
1540 - 1580, Roberta Orsi Landini and Bruna
Niccoli, Edizioni Polistampa, Florence, 2005