Alexander Tartan Long Sleeve Button Up Featuring Alba Gu Brath Family Alba gu brth Meaning, Origins, and Scottish Pride Today Clan Rattray (Tartans, Crest) and The Story Behind Scotstee Shop MacIver Modern Tartan Polo Shirt with Alba Gu Brath Regal Lion Emblem MacPherson Tartan Long Sleeve Button Up Featuring Alba Gu Brath Family. Product Detail: This new all over print t shirt features a relaxed fit for Men and Women. Made of 100% mesh cloth, this t shirt is durable, breathable and soft.?? 7. 05 Oz. 100% polyester. The neckband with multiple color selections cannot be customized. Double needle hemmed sleeves and bottom. Machine wash cold. The print on garment body is unable to fade.