Vintage. 

Coca Cola. 
Original Promotional T-shirt. 
Made in the USA. 
Circa 1980 / 1990. 
Printed on a single stitch stock My Shirt tee. 
Crew neck. 
Front print. 

Condition: As the photographs show the shirt is in great vintage condition. 

Size: Label reads XL however fits much smaller - please see measurements below.  
Measurements
Armpit to armpit: 20". 
Nape of the neck to hem: 27".