For the stout or heavily boned woman of 1800…

…new and longer stays with lighter boning were reinforced with padding.  This type of early “corset”, worn only to control the shape, were not considered fashionable, but a necessity of those without perfect figures.  They were much ridiculed in English and French media.

(Antique French Cartoon: “Regency Racquet” showing the impracticalities of the latest fashion)