Scottish Tartan: Gifts & Merchandise Redbubble "Traditional Royal Stewart Scottish tartan" T shirt for Sale by Royal Stewart Tartan Button Down Shirt by Viyella Royal stewart Stewart Tartan Cotton Shirt Tonics! Stewart Black Modern Medium Weight Clan Family Tartan Scottish Lochcarron. 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.