Erin Go Bragh-Less 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 Show Your Irish Pride With This Play-On-Words Shirt! Limited Edition. NOT Sold In Stores! 100% Sattisfaction Guarantteed. Safe,Secure Checkout Via Paypal/Visa/Masttercard Lightweight, Classic fit, Double-needle sleeve and bottom hem