If the calf circumference is 37cm and the thigh circumference is 57cm or more, the thigh and calf are relatively more coordinated, and the calf is not considered thick. 2, the subjective feeling of the individual, the calf alone in the whole body overall scope, if the overall coordination, the calf is slightly thicker, but with the overall match is better, the calf can not be considered thick. If the calf circumference is 31cm, but other parts of the body is more thin, it seems that 31cm calf is also considered thick leg. Therefore, the calf thick and thin to see the data is on the one hand, on the other hand is the subjective feeling of the individual.