If possible, get a friend to help you. Measure over your undergarments.
BUST - Measure the fullest part of your bust (Keep the tape measure comfortably snug, not tight). Measure to the nearest inch/cm.
SHOULDERS - Hold the tape at the shoulder point. Measure total width from left shoulder to right shoulder across the top spinal bone.
The total length in inch/cm is your full shoulder width.
NATURAL WAIST - Measure around 1 cm/inch above your navel. (Keep the tape measure comfortably snug, not tight). Measure to the nearest inch/cm.
FULL HIP - Measure over an undergarment over the point where your hips protrude the most. Measure around the fullest part of your hips, keeping the tape parallel to the floor.
ARM HOLE - Run the tape under the arm, pulling comfortably, and up to the shoulder point again in front. The total measurement is your arm hole circumference.
UPPER ARM - Run the tape on the fullest part of the upper arm. The total measurement is your upper arm circumference.
GARMENT FIT - Choose one of the five options given in the measurement chart.