Corset(waist trainer corset&steel boned corset) is a kind of functional clothing which is more consistent with the characteristics of human body structure according to the principle of human body engineering and three-dimensional cutting material. It can well adjust the distribution of body fat and shape beautiful curves. It has obvious effect on breast enlargement, abdomen retraction, waist reduction and buttock lifting. More show a woman's sex appeal is charming, create natural sex appeal graceful beauty state.The unique front steel breasted connection and back lacing, increase comfort and adjustment range, can also be used as ordinary outer wear clothing, integrating function and fashion, is a new fashion trend.