Bust: Measure the bust line at the fullest part of your chest as firmly as you can without changing the shape of your breasts.
Under Bust: Measure firmly around your chest and let it rest just under your bust, making sure that the tape is lying straight across your back.
Waist: Measure around your torso, at the smallest party of your waist, Typically this is above your belly button and is also know as the natural waistline.
Hip: Measure with the tape around the fullest part of the hips.
Measurements are in centimetres (cm)