Gently Worn NY & Co 7th Avenue Design Studio Blue Short Sleeve Button Down Stretchy XS. I personally wore this a couple times, it is great condition and is so versatile. It is a button down, has a button on each sleeve, is stretchy and so comfortable. I have another one in different color as well. Measurements: All measurements are approximate and measured flat, certain measurements should be doubled to show full approximate measurement around garment. Top: Shoulder to Shoulder- 15 inches Under Arm to Under Arm- 17 1/2 inches (35 total) Sleeve Length- 12 inches Shoulder to hem- 25 inches