EILEEN FISHER 100% Organic Cotton Hi/Low Sweater

Good/great condition. Labeled as size PTP, could be a XS regular? Pls check measurements for proper fit. High/low hem. Thin-medium knit. Measurements ( approx. ) one side, while item is laying flat on surface - NOT stretched. Bust (armpit to armpit): 16.5" Length: 21/26" Sleeve: 22.5-23" pmb73c.