Calvin Klein, Woman's, Sz XS runs Big, light Yellow, NWT, Light Weight Blouse,

Calvin Klein, Woman's, NWT, Sz XS but runs Big! Light Yellow, 2 Buttons at Neck in Back, Sleeves are slightly gathered at Neckline to give a fuller look. Across Chest Measures 21 1/2 inches. From Shoulder to end of Sleeve Measures 11 inches From Shoulder to Bottom of Top Measures 24 inches. It's Marked an XS but when I try it on it is a little tight when I bend my arms across my chest. I take an 8 to a 10.