Under Armour t shirt women's short sleeve logo UA

Under Armour t shirt women's v neck tee short sleeve t-shirt with the UA logo on front and on the top back. *Some wear on inside label cannot make out size* *measured, please see photos too* ??had to pick size, chose large? But not sure?? Measurements approximate Pit to pit: 20 1/2" Length: 23 1/2" Kept in smoke free home.