Thin figure. The hip-waist difference of the standard figure is 23-25cm, the hip-waist difference of the X figure is more than 23-25c, and the shoulder circumference of the T figure is 2cm larger than the hip circumference, so the figure with hip-waist difference 14- 18 is thin. Body shape refers to the types of human and animal bodies, mainly referring to the proportion between parts. It is a general description and evaluation of human body shape, which has a certain relationship with human body's sports ability and other functions, susceptibility to diseases and its response to treatment. It has been paid attention to in human biology, physical anthropology, medicine and sports science.