The Marbella athletic top with racerback straps with its slightly flared fit is figure flattering. It has a snug fit in the bust area for added suport and a built-in shelf bra. Princess seams in the front and back for added shaping. Size Medium measures: Bust = 34"; Waist = 31"; Length = 23". Meryl Jersey. Moisture management, UV Protection, anti-bacterial treatment.