i think about 10 years old . fabric of shirt is made in usa, and was sewn in mexico , fabric is called and is preshrunk. silk screen is only on front back is blank, it is 13.5″ wide and 6″ high.arm pit to arm pit =23.5″ slight stretch » back of neck to bottom of t shirt is 30″ long in front and 30.5″ in the back