Nike Size tag reads medium which leads me to assume that this is a children's piece, would best fit an adult's XS-S though Measurements laying flat: 15" bust, 14" waist, 20" shoulder to wrist length, 18.5" total length Model’s measurements: 34C bust, 26” waist, 38” hips, 5’4 in height Made of cotton and polyester Great condition, lightly worn