Strongest Dog Rescuers - Dog Rescue 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 Strongest Dog Rescuers - Dog Rescue Shirt Dog Rescue Shirt, dog rescue t shirt, rescue dogs Lightweight, Classic fit, Double-needle sleeve and bottom hem