Used condition resulted in vinyl label rubbing off. This is size 1LUXE. SHEFIT website describes this size as bust/40-42 inches and rib cage/31-38 inches • Patented Zip. Cinch. Lift.® adjustability. • Four-way stretch fabric moves with you. • Medium level of support and control. • Wire-free seamless cups for natural shape. • Zipper garage to protect from chafing.