Hawaiian Reverse Print Shirt Aloha Kahanamoku by Duke KahanamokuVintage Hawaiian Reverse Print Shirt Aloha Barkcloth Kahanamoku Catalina Front button down closure, single matched chest pocket The print on this shirt is reverse, in that the inside is the brighter side, typically what you see on the outside of a shirt. Very cool. Material is a cotton or cotton blend, there is no fabric content tag, so that is my best estimation based on experience selling other clothing items. I consider this a barkcloth weave,