Happy Birthday Boy Letters And Streamers Gift 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 Fun gift tee for the birthday boy. birthday boy, birthday candle, happy birthday, streamers, birthday party Lightweight, Classic fit, Double-needle sleeve and bottom hem