To measure the volume of the thighs need the most protruding points of the buttocks. Stand, relax and place the measuring tape. Bow to so that the end of the tape was in the front. The tape needs to be pulled, but it should not SAG.
The volume of the legs (thighs) have to be measured with the help of a chair. Put your foot at an angle of 90 degrees in the chair. Attach the measuring tape at 5-7 cm from the groin. During measurement, the foot must be maximally relaxed.