Here is a hip looking short sleeve polo shirt by Bike. 50% cotton, 50% poly, made in the USA. Vibrant green with three button front and pocket on the left breast. Soft and comfy shirt in excellent shape with lots of life left! The tag says Medium, but here are the measurements. (refer to the last pic above to see how I measure shirts)

Chest (armpit to armpit) 19"
Shoulder to end of sleeve (including cuff) 8"
Length 27"

This item is sold from a vintage boutique in Roanoke, VA.