Bust: Measure around the fullest part of your bust.
Waist: Measure around your natural waistline, the smallest part of your waist.
Hips: Measure 20cm below your waistline at the fullest part of your hips, with your heels together.
Dress length: Stand with your heels together, keeping the tape straight and perpendicular to the floor and measure from your shoulders.
Skirt length: Stand with your heels together, keeping the tape straight and perpendicular to the floor. Measure from your natural waistline.