Super cute floral striped top

Say anything floral striped top, super cute and soft, has scrunched sides on seam, back has criss cross design at top, tag is hard to read it kind of looks like an M for medium but it could go either way it could be a medium or small so I have enclosed measurements , shirt is black with white stripes and pretty floral design 22" front neckline to bottom hem 17" armpit to armpit 15" waist