I'm the Boss Funny 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 Who's the boss, well you are of course. Great gift for your boss, mother's day, father's day or the best day for the boss in your life. "I'm the boss" Funny T-shirt Lightweight, Classic fit, Double-needle sleeve and bottom hem