This is a fabulous bikini from the very late 50s or early 60s. The fabric is cotton in navy and white. The cups are boned. The bottom can be adjusted on the sides.
Measures - Please make sure you double-check your own measures and compare them to the ones below.
Bra contour: 28 to 36" (72 to 92cm)
Waist: 26 to 28" (66 to 72cm)
Bottom length: 13" (33cm)
Condition: Unworn, mint condition. It only has two greyish super tiny dots on the left cup (absolutely insignificant).