MacCallum of Berwick Ancient Tartan Hawaiian Shirt Celticprime.com MacKillen Tartan Hawaiian Shirt MacKellar Ancient Clan Badge Tartan Aloha Hawaiian Shirt Tropical Old Campbell of Argyll Weathered Tartan Hawaiian Shirt Celticprime.com. Featuring boxy fit with short sleeves and notch lapel collar, this lightweight 4 way stretch shirt is a perfectchoice for a casual yet stylish uniform in warmer climates. 7. 23 Oz. Fabric: 95% polyester, 5% spandex. Features four way stretch fabric and comfort fit. Short sleeves, notch lapel collar, self fabric sleeve cuff detail. Machine wash, tumble dry low.