The Stays reference article from the English Wikipedia on 24-Apr-2004
(provided by Fixed Reference: snapshots of Wikipedia from wikipedia.org)

Stays

Sponsorship the way you would do it
A old type of corsets. It is over the dress or skirt hang in the lower edge, opposite a corset which cover the hip.

A stays have shoulder strap opposite a waist cincher.

stays ca. 1720Enlarge

stays ca. 1720

the last stays 1855Enlarge

the last stays 1855