Straight line across the back of your best fitting T-shirt, armhole point to armhole point
Straight line across your back, armhole curve to armhole curve
Straight line above the bust, armhole curve to armhole curve
Circumference just above your bust, right under your arms
Circumference at the fullest part of your bust
Circumference at the widest part of your arms
Circumference at the slimmest part of your torso, 2–3 in above the navel
Circumference at the fullest part of your stomach, around the navel
Circumference at the widest part of your buttocks
Body measurement guide