Measure around the base of your neck, where it meets your shoulders. Put a finger between your neck and the tape measure for a looser fit collar.
Bend elbow slightly and measure from middle of back of your neck, around shoulder and elbow to the wrist.
Measure under your arms, around the widest part of your chest.
Measure around your natural waistline. This is the narrow part of your waist.
Stand with heels together and measure around the fullest part of your hip (about 8 inches below your waist).
Measure between your groin and lower ankle, or measure a pair of pants that already fit you.