This is tagged as a men's size XL, but measures as a US size large. As an XL, it would be have slim fit. New with tags.

 Please see photos for measurements and condition. Do not go by tagged size alone as brands fit differently, and the previous care of used clothing can affect the size and fit. Compare the given measurements with a comfortable-fitting, like item of your own to confirm the size. Measurements are taken flat-lay with a rigid measure so they are approximate. 

 Chest, pit-to-pit:  21 inches

 Length:  28 inches