Event Security - Hand Over Your Beer 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 Best shirt for going to a concert, event, festival. You're sure to get free beer! Secure the area from rogue beers. Show them who's in charge. Lightweight, Classic fit, Double-needle sleeve and bottom hem