Rai Nani Polyester Button Down Aloha Shirt With Pocket

EUC hard to find polyester Aloha shirt which was popular in the 70’s and 80’s. Shoulder to shoulder measures 18”, armpit to armpit measures 22”, sleeve measures 9.5”, length from collar to hem measures 28.5”. Birds soaring over the mountains design. Not sure of the size, I think it’s a medium.