Michael Kors blouse size small P cute summer floral shirt top

Michael, Michael Kors women's size P Good used condition, pet and smoke free home. These are half sleeves with flowy ends. Measurements provided below please note these are approximate and were taken with item laying flat without adding any stretch Pit to pit 17 1/4" Shoulder to bottom 20.5" I did mark this as a small because i believe it does fit as a small however tag does only say P.