Full Moon T-Shirt Solid colors: 100% Cotton; Heather Grey: 90% Cotton, 10% Polyester; All Other Heathers: 58% Cotton, 42% Polyester Imported Machine wash cold with like colors, dry low heat High resolution, quality satellite image solar system shirts. Perfect for fans of astronomy and science! Perfect space birthday gift or christmas present! School project science fair design This premium t-shirt is made of lightweight fine jersey fabric Fit: Slim (consider ordering a larger size for a looser fit)