A 'tightlacer' is someone who practises daily tightlacing, Cathie Jung (born 1937), wearing a sterling silver corset, holds the Guinness World Record for the smallest waist on a living person, at 38. ...
Some people choose tightlacing for aesthetic reasons. Some do this to improve the figure, while others have a goal to achieve an extra-narrow, "wasp waist". This can be very important for some male to female transvestites, for whom achieving a feminine figure is a key requirement. Some people enjoy the sensation of tightlacing For a discussion of the history and current usage of the term transvestite, see transvestism. ...
The term 'tightlacer' is generally applied to someone who wears the corset for at least fourteen hours per day, but many tightlacers wear their corsets for as much as 23 hours every day.