Freemason Square & Compass US Flag Masonic T Shirt Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 50% Cotton, 50% Polyester Imported Machine wash cold with like colors, dry low heat 100% Original Design and slightly distressed for a vintage, worn look. This Freemason Shirt makes a great gift for any Mason. Lightweight, Classic fit, Double-needle sleeve and bottom hem