Vintage Kids University of Missouri Mizzou Tigers T Shirt XL
this size could fit a smaller adult

Tag reads:
GTS
100% cotton
XL 18-20 (vintage can run small, check measurements below)
Made in USA

Measurements:
Length (shoulder to end of garment): 24"
Width (armpit to armpit): 18"
Sleeve (armpit to end of sleeve): 11.5"

**I like to recommend you compare the measurements listed to the measurements of a shirt you like the fit of to see if it will work**
All measurements are taken with the garment flat on the ground.