Hello, this is a good condition pre-owned shirt. The measurements are: shoulder to shoulder 13.5", underarm to underarm 17" and underarm to bottom of the short side is 13.25". Please view my store and other listings for lots more boys and girls clothes, new and pre owned. Thanks for looking, I ship Mon thru Friday so you get your items fast. I have a smoke free home. I ship to your confirmed ship to address unless you contact me prior to shipment, thanks for looking!!! Most of my items are here today and gone tomorrow! Thanks for adding them your watching list but remember: Even though I am always looking for more, what you see is what I have! When they're gone they are gone! I ship daily!