To find the perfect Atmosea fit, simply put on your favourite underwear and measure yourself directly on your body. Take care to wear a really splendid-fitting bra. Measure your chest over the fullest part of your bust (chest). To measure your hips, go for the fullest part again.
Measure your chest around the fullest part of your bust while wearing a bra that fits.
Measure your waist around the narrowest point of your waist.
Measure your seat around the fullest part of your seat.