Different as Night and Day Blue Heeler Puppy 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 We may look as different as night and day, but in your heart we will always stay Amazing the difference the Blue, Red Heelers and Cattledogs can look Lightweight, Classic fit, Double-needle sleeve and bottom hem