Dayton, Ohio - Retro Vintage 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 Awesome retro style Dayton, Ohio tee Perfect for any University or college student Lightweight, Classic fit, Double-needle sleeve and bottom hem